Search Results: "receptor cells that detect the presence or absence of light"

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11:07
Review of B cells, CD4+ T cells and CD8+ T cells

596 views / 0 likes - added 9 years ago

Review of B cells, CD4+ T cells and CD8+ T cells More free lessons at: http://www.khanacademy.org/video?v=xaz5ftvZCyI
08:12
Your Cells Send Trillions of Messages Every Second, Here's How

288 views / 0 likes - added 4 years ago

To function properly, our bodies depend on tons of chemical messages to fire every second of our lives, but how exactly does our body know how to do this? In this episode, Patrick will help break down communication on a cellular level. Subscribe to Seeker
05:53
Cytotoxic T cells

446 views / 0 likes - added 5 years ago

Animation by Etsuko Uno, Walter and Eliza Hall Institute https://www.wehi.edu.au/wehi-tv The animation illustrates how cytotoxic T cells kill virus-infected cells. The movie shows how the body, in response to a virus infection, can produce clones of cytot
05:30 Popular
Light Seconds, Light Years, Light Centuries: How To Measure Extreme Distances - Yuan-Sen Ting

958 views / 2 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-do-we-measure-distances-in-space-yuan-sen-ting When we look at the sky, we have a flat, two-dimensional view. So how do astronomers figure the distances of stars and galaxies from Earth? Yuan-Sen Ting shows
20:34
Helper T Cells

596 views / 0 likes - added 9 years ago

Introduction to helper T cells and their role in activating B cells More free lessons at: http://www.khanacademy.org/video?v=uwMYpTYsNZM
10:07
Cytotoxic T Cells

568 views / 0 likes - added 9 years ago

How cytotoxic T cells get activated by MHC-I/antigen complexes and then proceed to kill infected cells More free lessons at: http://www.khanacademy.org/video?v=oqI4skjr6lQ
04:11 Popular
What Are Stem Cells? - Craig A. Kohn

2,324 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/what-are-stem-cells-craig-a-kohn Is personalized medicine for individual bodies in our future? Possibly -- with the use of stem cells, undifferentiated cells with the power to become any tissue in our bodies. Cr
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06:15
Scientists Confirm Dogs Can Detect 8 Diseases

498 views / 0 likes - added 3 years ago

Scientists Confirm Dogs Can Detect 8 DiseasesYou may be surprised to learn that dogs can detect life-threatening diseases in humans. #1. Dogs can tell when you have cancerdogs can detect breast cancer, prostate cancer, and even bladder cancer. Simply by s
01:58 Popular
How Do Vending Machines Detect Fake Coins?

863 views / 1 likes - added 8 years ago

This machine can decipher coins with pinpoint accuracy. Light sensors measure the size while electromagnets detect the metal type of the coin. MACHINES: HOW THEY WORK Thursdays 10/9c on Science http://www.sciencechannel.com/tv-shows/machines-how-they-work
07:24
Potential Ways To Detect An Ether Wind

519 views / 0 likes - added 8 years ago

Thinking about how Earth's relative velocity to hypothetical luminiferous ether can be used to detect ether.
03:13 Popular
Colored Light Shadow-Additive light mixture // Homemade Science with Bruce Yeany

1,651 views / 2 likes - added 7 years ago

Fun demonstration to show show the additive mixture of light. Three primary colored lights are aimed at the same spot will appear as white light, but when an object blocks one or more of the lights different colored shadows appear behind the object. The a
06:09
Ultra violet - how to detect an art fraud and find a masterpiece

340 views / 0 likes - added 2 years ago

Ultraviolet radiation is all round us but we can't see or feel it. Rob shows what it is and how can detect art frauds and stolen money or find a hidden masterpiece - and he leaves you with a puzzle
Henrietta Lacks: The 'immortal' cells that changed the world - BBC REEL

215 views / 0 likes - added 2 years ago

In 1951, Henrietta Lacks, a black woman from Baltimore, USA, died of cancer. However, cells taken from her body without her knowledge continued to grow and multiply even after her death. They became the first 'immortalised human cell line' and changed med
03:02
Training dogs to detect COVID-19 | CBC Kids News

355 views / 1 likes - added 2 years ago

Isabelle MacNeil interviews a researcher at the London School of Hygiene and Tropical Medicine, who is training dogs to detect COVID-19. Dogs could be the key to getting life back to normal. Several studies are trying to determine if dogs could detect if
05:41
A robotic Petri dish: How to grow human cells in a robot shoulder

186 views / 0 likes - added 1 year ago

Human cells grown in the lab could one day be used for a variety of tissue grafts, but these cells need the right kind of environment and stimulation. New research suggests that robot bodies could provide tendon cells with the same kind of stretching and
04:27 Popular
The Immortal Cells Of Henrietta Lacks - Robin Bulleri

877 views / 2 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-immortal-cells-of-henrietta-lacks-robin-bulleri Imagine something small enough to float on a particle of dust that holds the keys to understanding cancer, virology, and genetics. Luckily for us, such a thing
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04:09 Popular
Why Are Stem Cells So Important?

1,595 views / 1 likes - added 8 years ago

Stem cell research is still very controversial, so why do we want to use stem cells in the first place? Why are they so useful, and what can they do? Read More: Researchers Grow Tiny Beating Human Hearts From Stem Cells http://www.popsci.com/researchers-g
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04:40
Could a breathalyzer detect cancer? - Julian Burschka

516 views / 0 likes - added 4 years ago

Discover how scientists are analyzing compounds in the breath to create a versatile breathalyzer capable of detecting disease.--How is it that a breathalyzer can measure the alcohol content in someones blood, hours after they had their last drink, based o
01:44 Popular
A Light History of Light in 2 Minutes | Short Film Showcase

808 views / 1 likes - added 7 years ago

Have you ever thought of how light has changed with us? This experimental animation by Stephen Ong for Make It Move explores that thought, illustrating how light went "from the burning embers of a camp fire, to the white glow of the smartphone." The music
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Galvanic Cells

540 views / 0 likes - added 9 years ago

Redox reactions to drive Galvanic Cells.
03:53 Popular
Heart Cells Are Bringing Robots To Life

775 views / 0 likes - added 7 years ago

Scientists just created a tiny robot made of metal and rubber but powered by rat heart muscle cells! How do biological hybrid machines work? Nature Is Smarter Than Us - https://youtu.be/4vq8ci4RTUs Sign Up For The Seeker Newsletter Here - http://bit.ly/1U
06:50 Popular
Prokaryotic And Eukaryotic Cells

750 views / 0 likes - added 8 years ago

Prokaryotic and eukaryotic cells. Bacteria and archaea.
11:03 Popular
Can You Hear Light? The Audio-Modulated Light Beam Experiment

791 views / 2 likes - added 5 years ago

Get your Action Lab Box Now! https://www.theactionlab.com/ In this video I show you how to make an audio modulated light beam so that you can actually transmit audio through light beams. I show you how you can use the amplified signal from a solar panel c
04:42
How To Detect A Supernova - Samantha Kuula

651 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/how-to-detect-a-supernova-samantha-kuula Just now, somewhere in the universe, a star exploded. In fact, a supernova occurs every second or so in the observable universe. Yet, we’ve never actually been able to wa
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04:23
Former Secret Service Agent Explains How to Detect Counterfeit Money | Tradecraft | WIRED

409 views / 0 likes - added 4 years ago

Former Secret Service Agent Jonathan Wackrow explains how the Service keeps counterfeit currency out of circulation. The Secret Service was installed to combat counterfeit money during the Civil War, and the Service still to this day works tirelessly to s
03:26
How Your Cells Decide Whether to Be Part of the Brain, or the Colon

444 views / 0 likes - added 6 years ago

Before cells mature, they have to decide what they want to be — and new research shows that process gets pretty "noisy." Doctors Have to Trick Your Brain’s Defenses to Heal You, Here’s Why - https://youtu.be/USiZ6dUGUt8 Read More: Know Your Neurons: What
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This is How Your Body Makes New Cells

643 views / 0 likes - added 3 years ago

If we want to become a functioning human being, we need to have cells grow and replicate. In the final episode of this Human season, Patrick will explain the cell cycle and why we aren't just clones of our parents. Subscribe to Seeker! http://bit.ly/subsc
05:42 Popular
How We Think Complex Cells Evolved - Adam Jacobson

847 views / 0 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/how-we-think-complex-cells-evolved-adam-jacobson Imagine you swallowed a small bird and suddenly gained the ability to fly … or you ate a cobra and were able to spit poisonous venom! Well, throughout the history
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05:55 Popular
How we can detect pretty much anything - Hlne Morlon and Anna Papadopoulou

803 views / 0 likes - added 2 years ago

Explore how scientists use environmental DNA (eDNA) in a technique called DNA metabarcoding to find and track species.--Scientists have been staking out a forest in Montana for an animal thats notoriously tricky to find. Camera traps havent offered defini
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12:46 Popular
The Speed Of Light Is NOT About Light | Space Time | PBS Digital Studios

1,806 views / 1 likes - added 8 years ago

The Speed of Causality Tweet at us! @pbsspacetime Facebook: facebook.com/pbsspacetime Email us! pbsspacetime [at] gmail [dot] com Comment on Reddit: http://www.reddit.com/r/pbsspacetime The speed of light is often cited as the fastest anything can travel
00:42
Snippet: Wounds close with the help of fat cells

427 views / 0 likes - added 6 years ago

Scientists discover that fat cells travel to wounds and help with repair in fruit flies. Read more about this finding: http://scim.ag/2BPl6eW In this video, fat calls are very large green shapes surrounded by smaller red-stained cells. Read the paper: htt
04:29
We’re Going to Detect More Gravitational Waves Than Ever Before, Here’s How

362 views / 0 likes - added 5 years ago

Once this $35 million upgrade is in place, LIGO will start using something called quantum "squeezed light." So, what does that mean exactly? LIGO's Gravitational Wave Discovery Is Still In Question, But Why? - https://youtu.be/aQ1entvy7vI Read More: Gravi
03:19
Zombie Cells Are Hiding in Your Body, Could Killing Them Stop Aging?

611 views / 0 likes - added 6 years ago

After killing senescent “zombie” cells in mice, researchers were able to extend the mice’s lives by 25%. But what are these hidden cells? Is Young Blood The Secret To Eternal Youth? - https://youtu.be/CTNTfjbG14Y Read More: To Stay Young, Kill Zombie Cell
07:19
Can we live forever? Human skin cells REVERSED in age!

161 views / 0 likes - added 1 year ago

Scientists in the UK have reversed the age of skin cells using Maturation Phase Transient Reprogramming to reverse the skin cells of a 58 year old man by 30 years. His skin markers were compared to someone of 30 years his junior and not only did his skin
09:44 Popular
How to Measure Wavelength of Light with a Meter Stick - The Science of Light with Mr. G - Part 2

1,235 views / 0 likes - added 5 years ago

**WARNING: This video contains math. Math has been known to cause great anxiety and even scare people. Please watch this video at your own risk. Or, just be brave and learn something new today! ~Craig Beals and Glenn Govertsen from the Mr. G Science Show
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Red blood cells

747 views / 0 likes - added 9 years ago

Oxygen uptake by hemoglobin in red blood cells More free lessons at: http://www.khanacademy.org/video?v=fLKOBQ6cZHA
03:51
How do cancer cells behave differently from healthy ones? - George Zaidan

667 views / 1 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/how-do-cancer-cells-behave-differently-from-healthy-ones-george-zaidan How do cancer cells grow? How does chemotherapy fight cancer (and cause negative side effects)? The answers lie in cell division. George Zai
08:42 Popular
Overview Of Animal And Plant Cells

806 views / 1 likes - added 8 years ago

Overview of animal and plant cells. Topics include cell walls, vacuoles, chloroplasts, peroxisomes, lysosomes, mitochondria, etc.
04:08 Popular
RNAi: Slicing, Dicing And Serving Your Cells - Alex Dainis

711 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/rnai-slicing-dicing-and-serving-your-cells-alex-dainis RNA, the genetic messenger, makes sure the DNA recipe gives your cells exactly what they ordered. But sometimes that means inhibiting some other RNA that go
07:08 Popular
Can Light be Black? Mind-Blowing Dark Light Experiments!

767 views / 0 likes - added 6 years ago

In this video I test if light can be black. I show you several experiments that show you cases of light that is black and then I talk about what color actually is and why mixing pain and light give you the same but different results! The Projector I used:
19:55
Embryonic Stem Cells

515 views / 0 likes - added 9 years ago

An overview of early development of a zygote to an embryo. Embryonic and somatic stem cells. More free lessons at: http://www.khanacademy.org/video?v=-yCIMk1x0Pk
07:48
Biohacking our way to health with robot cells | Michael Levin

112 views / 0 likes - added 8 months ago

This biologist built a living robot from frog cells and it could hold the key to the future of regenerative medicine:This interview is an episode from @The-Well, our publication about ideas that inspire a life well-lived, created with the @JohnTempletonFo
08:10
Your Textbooks Are Wrong, This Is What Cells Actually Look Like

301 views / 0 likes - added 4 years ago

With new advances in microscopy, biologists are able to see the secret life of cells unfolding like never before.Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Focal Point | https://bit.ly/2s0cf7w You probably remember being taught about th
02:25
Henrietta Lacks' Revolutionary HeLa Cells

79 views / 0 likes - added 8 months ago

The astonishing story of Henrietta Lacks' immortal cells, taken without consent, revolutionized medical research but also exposed ethical dilemmas, leading to crucial changes in consent laws to protect patients' rights in the scientific community.Untold i
01:14
Cancer Cells Pop Their Own Nucleus To Squeeze Through A Tight Spot

553 views / 0 likes - added 8 years ago

Cells can do the twist, but sometimes their nuclei burst. Learn more: http://bit.ly/1PtC3qO
10:28 Popular
Plant Cells: Crash Course Biology #6

1,491 views / 1 likes - added 9 years ago

Hank describes why plants are so freaking amazing - discussing their evolution, and how their cells are both similar to&different from animal cells. Crash Course Biology now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-S
08:45 Popular
Light leaves leaves light | Photosynthetic Floatation - Science Snack Activity

1,159 views / 0 likes - added 5 years ago

Light leaves leaves light. Photosynthetic organisms capture energy from the sun and matter from the air to make the food we eat, while also producing the oxygen we breathe. In this Snack, oxygen produced during photosynthesis makes leaf bits float like bu
12:17 Popular
How to detect bank fraud with maths

776 views / 0 likes - added 5 years ago

I chat to Daniel from the financial crime and security team at Monzo to talk about how they used maths to detect a data breach at Ticketmaster which exposed people to bank fraud. Here is their post about what happened: https://monzo.com/blog/2018/06/28/ti
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How Nose Swabs Detect New Covid-19 Strains | WIRED

167 views / 0 likes - added 2 years ago

Scientists from around the world are using nose swabs to track the emergence of SARS-CoV-2 variants. Here's how it works.Still havent subscribed to WIRED on YouTube? http://wrd.cm/15fP7B7 Listen to the Get WIRED podcast https://link.chtbl.com/wired-ytc-de
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Natural Killer Cells: a Fascinating Evolutionary Arms Race

109 views / 0 likes - added 1 year ago

The first 500 people to use this link will get 2 free months of Skillshare Premium Membership: https://skl.sh/stevemould9NK cells are part of the immune system and they perform a clever countermeasure to a viruses clever counter measure to our immune syst
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Destroying Cancer Using Your Own Genetically Modified Cells

635 views / 0 likes - added 7 years ago

Scientists are taking cancer patients' immune cells and engineering them to fight cancer. How does it work? DOUBLE CHECK CTA ***** This Genetically Modified Salmonella Destroys Brain Cancer - https://youtu.be/z94yUn33Ylo Sign Up For The Seeker Newsletter
10:02 Popular
Where Did Eukaryotic Cells Come From? - A Journey Into Endosymbiotic Theory

1,398 views / 0 likes - added 4 years ago

1.8 billion years ago, a cell ate another cell, but it didn't digest it, and without that happening, we would not exist. This week we explore the origins of eukaryotic cells and ask the question, "Are our cells more than ourselves?"SciShow's "Was the Apol
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The beauty of light trapping | Natural History Museum

353 views / 0 likes - added 4 years ago

There is a huge variety of animals that are active after sunset. The absence of light can make spotting them a challenge, especially when it comes to insects. Dr Gavin Broad, Principal Curator in Charge of Insects at the Museum, introduced us to the world
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TRYING THE SQUID GAME || Green Light Red Light Game! Best Challenges and Tricks by 123 GO! CHALLENGE

744 views / 0 likes - added 2 years ago

Have you guys tried Squid Game with your buddies yet?You think you could nail in Green light Red light challenge?Check how it worked out for our challengers, and who passed to the second level of challenges!Share this video with your friends and subscribe
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This Will Kill Your Brain Cells!

353 views / 1 likes - added 5 years ago

Are you losing brain cells, right now? Check out our new PODCAST: http://sidenotepodcast.com Special thanks to Science Sam! Follow her on IG @science.sam Created by: Mitchell Moffit and Gregory Brown Written by: Jodre Datu, Rachel Salt and Samantha Yammin
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Professional Antigen Presenting Cells (APC) and MHC II complexes

507 views / 0 likes - added 9 years ago

How professional antigen presenting cells present parts of engulfed pathogens on MHC II complexes (major histocompatibility complexes). More free lessons at: http://www.khanacademy.org/video?v=j_kSmmEpvQk
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Using Radar to Detect and Identify Movement - Christmas Lectures with David Pye

388 views / 0 likes - added 5 years ago

Radars can be used to detect and identify all sorts of moving objects. David Pye demonstrates a handheld one and also shows how birds and planes can be detected. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http:
07:04 Popular
How do Solar cells work?

702 views / 0 likes - added 4 years ago

In the last two decades the contribution of solar energy to the worlds total energy supply has grown significantly. This video will show how solar cell or photovoltaic cell produce electricity.Check out this interesting video from New Physicist to learn m
03:36
How Scientists Can Manipulate Memories With Light

509 views / 0 likes - added 7 years ago

Scientists have found a way to trick the brain using light and optogenetics. What implications could this have for the future of medicine? How To Turn Bad Memories Into Good Ones - https://youtu.be/Zm5nnJNvcVE Sign Up For The Seeker Newsletter Here - http
08:51 Popular
Is It Possible To Bend Light With Your Finger? The Light Bender Experiment

747 views / 0 likes - added 6 years ago

In this video I show you how to bend light with your finger! Then I explain the physics behind why it happens. You have most likely been taught wrong about why this happens. If you want to learn more about this see this link where I got a lot of my inform
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Former FBI Agent Explains How to Detect Lying & Deception | Tradecraft | WIRED

446 views / 0 likes - added 4 years ago

There are a number of myths about detecting deception. Fidgeting, looking away, touching your mouth, all of these things are commonly thought to be practices that indicate deception. Jim Clemente, former Supervisory Special Agent for the FBI, explains why
04:04 Popular
How do Stem Cells Actually Work? | Earth Lab

950 views / 0 likes - added 5 years ago

Liz Bonnin explains what stem cells are and their importance in developing specialised cells. Subscribe to Earth Lab for more fascinating science videos - http://bit.ly/SubscribeToEarthLab All the best Earth Lab videos http://bit.ly/EarthLabOriginals Best
08:01 Popular
How to biohack your cells to fight cancer - Greg Foot

737 views / 1 likes - added 5 years ago

Check out the science of biohacking, where biologists go into a patient’s genetic code and reprogram their immune system to recognize and fight cancer cells. -- The human body is made up of about 30 trillion cells that carry a code which has been duplicat
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01:06
The mysterious nanotube network connecting cells

429 views / 0 likes - added 6 years ago

Strange protrusions have been observed growing between cells. Often referred to as ‘tunnelling nanotubes’ or ‘membrane nanotubes’, their biological significance is not yet clear. Are these a previously unknown method of cell communication? Or an insignifi
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Did We Just Detect a New "Wow" Signal from Proxima Centauri?

213 views / 2 likes - added 3 years ago

News has leaked of the discovery of a radio transmission from our nearest neighboring star, Proxima Centauri. Did we just detect alien communications?! Join us for this special video with Professor Kipping explaining what we know and why some skepticism i
05:34 Popular
Plant Cells - Explanation

1,332 views / 0 likes - added 7 years ago

Learn all about plant cells! Link to the Plant Slide Video: https://youtu.be/2uvB9UXr8WM Link to the Onion Slide Video: https://youtu.be/dxv4M4HHUgs Link to the Eukaryotic Cell Video: https://youtu.be/Z5iEbC2fSAw -- Sci Files posts all kinds of science vi
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Why light can't escape black hole ? #light #space #spacetime #physics

118 views / 0 likes - added 1 year ago
04:42
How this disease changes the shape of your cells - Amber M. Yates

413 views / 0 likes - added 5 years ago

Dig into the science of how a single genetic mutation alters the structure of hemoglobin and leads to sickle-cell disease. -- What shape are your cells? Squishy cylinders? Jagged zig-zags? You might not spend a lot of time thinking about the bodies of the
02:46
Tracking live cells deep within animals’ bodies

456 views / 0 likes - added 6 years ago

Scientists adapt firefly biology to create bioluminescent cells detectable from outside the body. Read the news story: http://scim.ag/2F1ftww Read the research ($): http://science.sciencemag.org/content/359/6378/935 CREDITS editor/animator/narrator Chris
24:58 Popular
Waves: Light, Sound, and the nature of Reality

1,156 views / 0 likes - added 5 years ago

Physics of waves: Covers Quantum Waves, sound waves, and light waves. Easy to understand explanation of refraction, reflection, and many other topics. Important correction: In the section of refraction, the colors are reversed. Violet light slows down in
04:13 Popular
Can You Go the Speed of Light?

834 views / 0 likes - added 3 years ago

Einstein's classic thought experiment involves sitting on a train travelling at the speed of light. If you hold a mirror in front of your face, will you see your reflection in a mirror? How could light from your face reach the mirror if the mirror is trav
17:07
Did We Just Detect Life on Venus?

252 views / 0 likes - added 3 years ago

The announcement of the detection of a possible biomarker in the atmosphere of Venus has shook up the field of astrobiology and grabbed headlines across the world. Today, we explore why Venus could plausibly host life, how this detection was made, and whe
14:13 Popular
B Lymphocytes (B cells)

838 views / 0 likes - added 9 years ago

Overview of B cells (B lymphocytes) and how they are activated and produce antibodies More free lessons at: http://www.khanacademy.org/video?v=Z36dUduOk1Y
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A Visual History of Light

534 views / 0 likes - added 5 years ago

400,000 years ago, humans and Neanderthals created fire. This ignited a relationship between people and photons that changed the course of mankind—and continues to evolve to this day. Take a tour through the visual history of light. For a detailed t
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How Do Nerve Cells Carry Information? - Christmas Lectures with David Pye

509 views / 0 likes - added 5 years ago

What is action potential and how does it help nerves carry information, such as pain or pleasure signals? Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/christmas-lectures/watch/1985/communicati
11:35 Popular
Eukaryopolis - The City of Animal Cells: Crash Course Biology #4

1,098 views / 0 likes - added 9 years ago

Hank tells us about the city of Eukaryopolis - the animal cell that is responsible for all the cool things that happen in our bodies. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Se
03:48 Popular
How To Detect A Secret Nuclear Test

858 views / 1 likes - added 8 years ago

Thanks to the CTBTO for helping keep the world safe by detecting secret nuclear tests. http://www.ctbto.org http://www.twitter.com/ctbto_alerts http://www.facebook.com/CTBTO http://www.youtube.com/CTBTO Music by Nathaniel Schroeder http://www.soundcloud.c
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How Bees Detect Flowers' Electric Fields

637 views / 0 likes - added 7 years ago

Bees can sense flowers' colors, smells, and electric fields! Leanr more: http://bit.ly/1Y0PyqF
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Testing wastewater to help detect Covid-19

326 views / 0 likes - added 3 years ago

In a project that will run through the fall semester, wastewater from seven buildings on campus will be tested each day for SARS-CoV-2, the virus that causes Covid-19. The project is designed to determine if wastewater testing can be an effective early wa
03:35 Popular
Why Can't We Experiment On Human Embryonic Stem Cells?

738 views / 0 likes - added 8 years ago

Human embryonic stem cell research is incredibly controversial, and the current law says we can only study them for 14 days. Why is this? Will This New Stem Cell Treatment End The Controversy? ►►►► http://bit.ly/1tC1DWO Sign Up For The Seeker Newsletter H
05:21
How to Detect AI Images (and why it doesn't matter)

28 views / 0 likes - added 4 months ago

It is a very weird moment and it is really important that a lot of people have both the kinds of skills that give them good signals for when to get suspicious AND strong abilities to figure out whether things are real or not. Both of those things, IMO, ar
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Silicon, Semiconductors, & Solar Cells: Crash Course Engineering #22

298 views / 0 likes - added 4 years ago

Today were looking at silicon, and how introducing small amounts of other elements allow silicon layers to conduct currents, turning them into semiconductors. Well explore how putting two different types N and P semiconductors together gives us electrical
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What Happens When Something Travels Faster Than The Speed of Light?

680 views / 0 likes - added 5 years ago

You may have heard quite frequently that ‘light is the fastest entity in the entire universe’. That statement is accurate, light is indeed the fastest of all, but not in all mediums. Yes, there are certain particles which can go faster than light in a giv
02:45 Popular
How Rats Detect Land Mines | World's Strangest

776 views / 2 likes - added 9 years ago

Clearing land mines is dangerous work. Could rats be the solution to safely sniffing out land mines? | For more World's Strangest, visit http://www.sciencechannel.com/tv-shows/worlds-strangest/#mkcpgn=ytsci1 Catch World's Strangest Tuesdays at 8/7c on Sci
03:18
See How Innovative Sound Mirrors Helped Detect Enemy Aircraft

553 views / 0 likes - added 7 years ago

Impossible Engineering | New Season TONIGHT at 9/8c Sound mirrors are enormous devices used to reflect and focus sound waves. Full Episodes Streaming FREE on Science Channel GO: https://www.sciencechannelgo.com/impossible-engineering/ More of the Impossib
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Smart plants could soon detect deadly radon and mold in your home

445 views / 0 likes - added 5 years ago

Bioengineered leaves could change color in response to dangerous compounds Read more - https://scim.ag/2JEavUr CREDIT ------------------------ editor/animator/narrator Chris Burns supervising producer Sarah Crespi script Chris Burns Sarah Crespi Catherine
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Earth-sized alien worlds are out there. Now, astronomers are figuring out how to detect life on them

481 views / 0 likes - added 6 years ago

To do so will require a purpose-built space telescope and a parasol the size of a baseball diamond. Learn more: http://scim.ag/2imLXDR
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Your brain doesnt detect reality. It creates it. | Lisa Feldman Barrett

87 views / 0 likes - added 8 months ago

This interview is an episode from @The-Well , our publication about ideas that inspire a life well-lived, created with the @JohnTempletonFoundation.Subscribe to The Well on YouTube https://bit.ly/thewell-youtubeWatch Lisa Feldman Barretts next interview h
00:53
Why insects are attracted to light

47 views / 0 likes - added 1 month ago

Contrary to popular belief, insects don't fly to lights at night because they mistake light for the moon or because they are attracted to the warmth. In reality, insects are trying to turn their backs on the light in order to orient themselves in space an
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How to travel faster than light

545 views / 0 likes - added 5 years ago

Traveling faster than light is one of humanity’s dreams. Sadly, modern physics doesn’t cooperate. However there are examples where it really is possible to travel faster than light. In this video, Fermilab’s Dr. Don Lincoln tells us of these ways in which
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Polarization of Light: circularly polarized, linearly polarized, unpolarized light.

376 views / 0 likes - added 5 years ago

3D animations explaining circularly polarized, linearly polarized, and unpolarized electromagnetic waves.
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These researchers are using drones and machine learning to detect land mines--and save lives

134 views / 0 likes - added 1 year ago

In a field in Oklahoma, researchers are using new technology to spot deadly munitions built to maim and kill.
04:07
What Light Can Teach Us About The Universe - Pete Edwards

661 views / 1 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/what-light-can-teach-us-about-the-universe-pete-edwards Humanity has long been looking at the universe and asking the big questions: How did it begin? How will it end? Cosmologists are searching hard for the ans
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08:37
Why can't you go faster than light?

467 views / 0 likes - added 5 years ago

One of the most counterintuitive facts of our universe is that you can’t go faster than the speed of light. From this single observation arise all of the mind-bending behaviors of special relativity. But why is this so? In this in-depth video, Fermilab’s
07:09 Popular
Illuminating the Universe: The History of Light

984 views / 0 likes - added 7 years ago

Try CuriosityStream today: http://curiositystream.com/smart ↓ More info and sources below ↓ Beyond what we can touch, taste, smell, and hear, we experience the universe through light. But how did we come to discover light, and how did we learn light’s tru
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08:49 Popular
The Double Slit Experiment: Light As A Wave

1,528 views / 0 likes - added 6 years ago

A simple, fun and easy explanation of Young's Double Slit experiment. The experiment that proved the wave nature of light. Hi! I'm Jade. I make fun physics videos that will make you smarter while making you smile :) ***SUBSCRIBE*** https://www.youtube.com
07:20
Scale Of Cells

567 views / 0 likes - added 8 years ago

Thinking about how large a cell is compared to viruses, proteins and simple molecules.
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03:06 Popular
How Electric Light Changed the Night | Deep Look

845 views / 1 likes - added 7 years ago

Artificial light makes the modern world possible. But not all kinds of light are good for us. Electric light has fundamentally altered our lives, our bodies and the very nature of our sleep. SUBSCRIBE: http://goo.gl/8NwXqt Funding for Deep Look is provide
01:50
Total Internal Reflection in Water "Bucket of Light"

700 views / 0 likes - added 3 years ago

A beam of laser light can be trapped inside a stream of water by suffering total internal reflectionthe aquatic equivalent of a fiber optic cable. In our setup we have a 2-liter soda bottle with a hole cut into the side. The bottle is filled with water an
02:13 Popular
How Fast the Light Speed from Nasa

739 views / 0 likes - added 4 years ago

Simple Animations by a NASA Scientist 'Prove' The Speed of Light Is Torturously Slow Don't thinking the speed of light really fast. In earth yes, but cosmic ? A series of new animations by a NASA scientist show just how zippy – and also how torturou
04:50
This Massive Black Hole Is Blasting a Jet at 99% the Speed of Light

404 views / 0 likes - added 4 years ago

Jets of particles appear to be streaming from the center of the supermassive black hole M87* faster than the speed of light. But how could that be the case??! Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPl
04:38
At the speed of light, what would you see?

416 views / 0 likes - added 5 years ago

The Universe from light's point of view.
03:59 Popular
Light Pollution Is More Dangerous Than You Think!

766 views / 2 likes - added 7 years ago

Light pollution in cities can make it hard for us to see the stars, but can it also kill baby sea turtles? How dangerous is light pollution? This Is What Pollution Does To Your Body - https://youtu.be/_k22ejJ_fvc Sign Up For The Seeker Newsletter Here - h
09:46 Popular
Can you see this type of light? ft. Dirty Biology

736 views / 0 likes - added 6 years ago

Polarized light is an unusual form of light. Can humans see when light is polarized? To learn more about Brilliant, go to https://brilliant.org/PhysicsGirl Subscribe to physics girl: https://www.youtube.com/subscription_center?add_user=physicswoman Check
02:13 Popular
Black Light Drawing On A Box Fan Make Your Own

781 views / 0 likes - added 8 years ago

Buy SolarColorDust here www.solarcolordust.com Here's how you can make your own light up UV light GLOWING fan! All you need is some glow dust from www.solarcolordust.com and a uv laser or light which you can also get there. Paint anything and make almost
14:43 Popular
Role of the Sarcoplasmic Reticulum in Muscle Cells

879 views / 0 likes - added 9 years ago

The role of the sarcoplasmic reticulum in controlling calcium ion concentrations within the muscle cell More free lessons at: http://www.khanacademy.org/video?v=SauhB2fYQkM
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04:28 Popular
We Can Now Grow Human Bones From Stem Cells!

801 views / 0 likes - added 7 years ago

Scientists may have figured out how to grow bones in a lab, what does this mean for the future of implants? What Does Bone Marrow Actually Do? - https://youtu.be/XbRLMbDtiaA Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI We got nominated f
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00:39
Cell Organelles 10 Plant Cells

410 views / 0 likes - added 5 years ago

Visualisation of Chloroplast organelle Drew Berry, wehi.tv Created for E.O.Wilson’s Life on Earth interactive textbook of biology (2014), available free from iBook Store Visit https://www.wehi.edu.au/wehi-tv
01:03
Black Light Secret Message - Sick Science! #110

271 views / 0 likes - added 3 years ago

Highlighters have a number of uses, from helping acknowledge important text to acting as brightly-colored markers in our favorite coloring book. Around Halloween, though, we've found an entirely different use for them. With the Black Light Secret Message
02:31
Can Light Turn Objects Invisible?

639 views / 1 likes - added 7 years ago

THE QUICK AND THE CURIOUS http://www.sciencechannelgo.com Light moves fastest in a vacuum with nothing impeding its travel. Once light hits a dense medium, it changes speed and direction. This can lead to some captivating optical trickery. Subscribe to Sc
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Galilean Transformation And Contradictions With Light

604 views / 0 likes - added 8 years ago

Galilean transformation and contradictions with light
07:49 Popular
The Photoelectric Effect: Light As A Particle

1,942 views / 0 likes - added 6 years ago

A simple, easy-to-understand explanation of the experiment that proved the particle nature of light and won Einstein a nobel prize. The Photoelectric Effect. Hi! I'm Jade. I make fun physics videos that will make you smarter while making you smile :) ***S
01:42
The Speed of Light in Glass

459 views / 0 likes - added 6 years ago

How does light speed up after leaving glass or water? What do light and the President of the United States have in common? Tweet it - http://bit.ly/pK7A3A Facebook it - http://on.fb.me/q7BQbz minutephysics is now on Google+ - http://bit.ly/qzEwc6 And face
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Introduction to Light

507 views / 0 likes - added 9 years ago

Light and electromagnetic radiation More free lessons at: http://www.khanacademy.org/video?v=rLNM8zI4Q_M
12:12
Understanding Light and Why it exists.

32 views / 0 likes - added 2 months ago

A thorough breakdown on the process' that produce light and lights existence and behavior in nature.
04:39 Popular
What Is Light?

867 views / 0 likes - added 8 years ago

We are so used to some things that we stopped wondering about them. Like light. What is light? Some kind of wavy thing, right? Kind of. Short bonus video for the people waiting for new stuff. Music by: https://soundcloud.com/epicmountain/light https://epi
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15:01
What would we see at the speed of light?

109 views / 0 likes - added 1 year ago

What optical effects appear when we accelerate? Could we reach the speed of light? And what would we see when we try to go faster? All these answers in 15 minutes! 0:00 - Introduction 1:01 - Take-off 2:25 - Aberration of light 4:41 - Doppler effect 6:50 -
03:16
This New Form of Light Is a Physical Molecule, Here’s How We Made It

615 views / 0 likes - added 6 years ago

Shooting photons through a rubidium gas cloud has some surprising results: photonic molecules. Are we one step closer to light crystals? Quantum Teleportation Is Real, Here's How It Works - https://youtu.be/yb38jozeDOs Read More: Scientists Create a New F
01:31
Iron Man molecule restores balance to cells

577 views / 0 likes - added 7 years ago

Small druglike compound rescues defective iron transport Learn more: http://scim.ag/2q7hizI Read the research($): http://science.sciencemag.org/content/356/6338/608?
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Trying to go faster than the speed of light

439 views / 0 likes - added 5 years ago

Discusses why we can't go faster than the speed of light by adding relativistic velocities in Albert Einstein's Theory of Relativity.
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Light Is Waves: Crash Course Physics #39

850 views / 1 likes - added 7 years ago

The way light behaves can seem very counter intuitive, and many physicists would agree with that, but once you figure out light waves it all starts to make more sense! In this episode of Crash Course Physics, Shini shows us how we know that light exists a
03:36 Popular
Was Einstein Wrong About The Speed Of Light?

1,157 views / 1 likes - added 7 years ago

The speed of light is the cosmic speed limit and it can't been changed. Or can it? Here's What Parallel Universes Might Look Like (360 Video) - https://youtu.be/1xx3QjP089o Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Read More: Theory t
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Why Bugs Are Attracted To Light SOLVED - Mind Blow

122 views / 0 likes - added 1 year ago

Use code VSAUCE250 to get 50% off your first Factor box at https://bit.ly/3mG5rbL!Thanks to Factor for sponsoring Vsauce2.Get Ad-Free Mind Blow on Patreon: https://www.patreon.com/Vsauce2In this episode of Mind Blow on Vsauce2: scientists have a new hypot
04:24 Popular
Is light a particle or a wave? - Colm Kelleher

1,619 views / 0 likes - added 6 years ago

View full lesson: http://ed.ted.com/lessons/is-light-a-particle-or-a-wave-colm-kelleher Can we accurately describe light as exclusively a wave or just a particle? Are the two mutually exclusive? In this third part of his series on light and color, Colm Ke
01:56 Popular
'Sonic Boom' Of Light Captured For The First Time Ever

1,264 views / 2 likes - added 7 years ago

Scientists used a camera that can capture 100 BILLION frames per second in a single exposure to capture a "sonic boom" of light! Was Einstein Wrong About The Speed Of Light? - https://youtu.be/klM4MutLG0k Sign Up For The Seeker Newsletter Here - http://bi
04:28 Popular
What If the Speed of Light and Sound Were Switched?

796 views / 0 likes - added 4 years ago

Nothing can travel faster than light. But what if we switched the rules a little? Imagine a world, where the speed of light was slower. Way slower. About the speed that sound travels at. In turn, the sound in that hypothetical world would be accelerated u
05:58 Popular
Light Waves, Visible And Invisible - Lucianne Walkowicz

1,520 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/light-waves-visible-and-invisible-lucianne-walkowicz Each kind of light has a unique wavelength, but human eyes can only perceive a tiny slice of the full spectrum -- the very narrow range from red to violet. Mi
03:50 Popular
3 Things 'Faster Than Light'

783 views / 0 likes - added 7 years ago

These 3 things go "faster" than the speed of light. How's that even possible? Subscribe: http://www.youtube.com/channel/UCj1gf... ↓Want more info?↓ More about the experiment: Marissa Giustina’s research: http://arxiv.org/abs/1511.03190 Advanced scientific
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18:51 Popular
Photosynthesis: Light Reactions and Photophosphorylation

826 views / 0 likes - added 9 years ago

More detail on the light reactions and photophorylation More free lessons at: http://www.khanacademy.org/video?v=yfR36PMWegg
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Seeing AC versus DC light/// Homemade Science with Bruce Yeany

723 views / 1 likes - added 6 years ago

Visual results of light bulbs lit by a direct current versus light bulbs lit by an alternating current. A direct current gives a continuous light while a bulb lit with an alternating current is actually flashing on and off 120 times per second, not 60 sec
03:42
These Drone Light Shows Could Replace Fireworks

207 views / 0 likes - added 2 years ago

Firefly Drone Shows is a premium drone light show company based in Detroit, Michigan and servicing the United States along with several other countries around the world and are one of the only FAA licensed companies in the world. Routines are pre-programm
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Photosynthesis: Light Reactions 1

596 views / 0 likes - added 9 years ago

Details on the light-dependent reactions of photosynthesis More free lessons at: http://www.khanacademy.org/video?v=GR2GA7chA_c
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Faster Than Light Galaxies | HOW IS IT POSSIBLE?

298 views / 0 likes - added 3 years ago

I look at the galaxies that are moving away from us faster than light because of expanding space. Check out this video's sponsor https://brilliant.org/dosNinety seven percent of the galaxies in the observable universe are moving away from us faster than t
01:11 Popular
Light Ice Heavy Water - Sick Science! #126

774 views / 0 likes - added 3 years ago

Find out the science behind Light Ice Heavy Water here http://www.stevespanglerscience.com/experiment/light-ice-cube-heavy-waterWant more experiments like this? Check out http://www.stevespanglerscience.com/product/naked-eggs-and-flying-potatoesSick Scien
02:48 Popular
How Can I Make A Traffic Light Turn Green?

731 views / 0 likes - added 7 years ago

If you've ever been stuck at a red light on a country road, you know it can be annoying. No other cars for miles, but you can't shake the feeling that if you run the light, one will appear out of nowhere and slam into you. Today we have some tips that mig
00:44
How To Make Light Stop Moving

41 views / 0 likes - added 3 months ago

I show you how to use the rolling shutter effect to stop light in its tracks#shorts
11:19 Popular
Light Bulb Switching Brain Teaser

784 views / 0 likes - added 9 years ago

Turning light bulbs on and off. More free lessons at: http://www.khanacademy.org/video?v=WNhxkpmVQYw
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How to Become a Light Bender

96 views / 0 likes - added 1 year ago

How to Become a Light BenderSee the full video here: https://youtu.be/968gVUAY9Mg#shorts
04:09 Popular
Halloween Light Show 2015 - Ghostbusters (Ray Parker Jr)

1,032 views / 1 likes - added 8 years ago

2015 Halloween Light Show – Ghostbusters by Ray Parker Jr 4 singing pumpkin faces, tombstones, hand carved pumpkins, strobes, floods, 2 Matrix boards and thousands of lights. All RGB LED except for the faces, floods and a few light strings. E1.31 DM
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How To Go Faster Than Light Speed (Seriously)

61 views / 0 likes - added 6 months ago

Thank you to Foreo for supporting PBS. For more information, go to https://foreo.se/fmg3 and use code PBSFOREO More info and sources below Nothing can travel faster than light in a vacuum. But when light slows down, sometimes matter can blaze past that sp
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How did we find the speed of light?

610 views / 0 likes - added 5 years ago

Richard Feynman discusses how Newton was able to explain gravity, the tides, and how we first calculated the speed of light. The full video can be seen here: http://www.youtube.com/watch?v=j3mhkYbznBk
07:58 Popular
Light And The Luminiferous Ether

729 views / 0 likes - added 8 years ago

If waves are disruptions traveling through a medium and light is a wave, what medium does it travel through? A luminiferous ether?
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Light Relight - Sick Science! #117

442 views / 0 likes - added 3 years ago

Read the full experiment at http://www.stevespanglerscience.com/experiment/flame-light-relightThere's a lot of chemistry behind the simple lighting or extinguishing of a flame. Would you believe us if we told you that you could extinguish a flame just by
04:43
Shedding Light on the New Zealand Glow Worm

679 views / 1 likes - added 6 years ago

*** We're now on Patreon! http://www.patreon.com/scifri - Please Help Support Our Video Productions! *** Viewing these New Zealand glow worms, you can be forgiven for thinking you're looking at a star-lit night sky. Using a small light organ at the end of
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07:15
Can You Push Things With Light?

607 views / 1 likes - added 5 years ago

Checkout Brilliant here: https://brilliant.org/theactionlab/ Get your Action Lab Box here: https://www.theactionlab.com/ In this video I test whether or not you can push things with light! I talk about whether or not light has mass. Instead of tying a fly
12:23 Popular
Would Headlights Work At Light Speed?

724 views / 0 likes - added 9 years ago

If you were driving at the speed of light and turned on your headlights, what would happen? Twitter: http://www.twitter.com/tweetsauce Instagram: http://www.instagram.com/electricpants Sources and extras below!! Thanks to Jude for asking me this question
10:49
How do you film the Speed of Light?

493 views / 0 likes - added 5 years ago

It’s not easy to film light itself. Gav and Dan learn how it’s done from the experts.
10:24 Popular
Muscles, Part 1 - Muscle Cells: Crash Course A&P #21

1,278 views / 2 likes - added 8 years ago

We're kicking off our exploration of muscles with a look at the complex and important relationship between actin and myosin. Your smooth, cardiac, and skeletal muscles create movement by contracting and releasing in a process called the sliding filament m
02:31
Watch a gel embedded with heart cells change color with every beat

427 views / 0 likes - added 6 years ago

Material is inspired by chameleons. Read more - https://scim.ag/2E2Krzu CREDITS -------------- editor/animator/narrator Chris Burns supervising producers Sarah Crespi Nguyên Khôi Nguyên script Nguyên Khôi Nguyên Sarah Crespi Matthew Warren citation F. Fu
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How light pollution affects stars in the night sky

542 views / 1 likes - added 6 years ago

At night, artificial light can block our view of the stars. Night light pollution levels determine how well stars can be seen, and are based on a scientific scale that measures the brightness of the night sky. Photographer Sriram Murali filmed timelapse v
16:03 Popular $Lenses, refraction, and optical illusions of light$
Lenses, refraction, and optical illusions of light

1,135 views / 0 likes - added 5 years ago

Optics, lenses, and optical illusions created by the refraction of light explained with 3D ray diagrams. My Patreon page is at https://www.patreon.com/EugeneK
04:08
Bioluminescence in the deep sea: How and why do animals create their own light?

140 views / 0 likes - added 1 year ago

A dive into the deep sea reveals twinkling lights in the midst of darkness. This light doesnt come from the sunsunlight cant penetrate to these depthsit comes from the animals that live here. Scientists call this living light show bioluminescencewhen livi
10:24
Why does light slow down in water?

350 views / 0 likes - added 5 years ago

There are many mysteries of physics for which you can find explanations online and some of those explanations are wrong. In this video, Fermilab’s Dr. Don Lincoln takes on the mystery of why light travels slower in water and glass. He lists a few wrong ex
02:22
'Darkness Is My Canvas, Light Is My Brush'

540 views / 0 likes - added 7 years ago

During the dark winter months in Finland, one man fills the night with light. Hannu Huhtamo is a light painter. The artist takes long exposure photographs and uses flashlights and other simple tools to transform dark and sometimes forgotten places into ma
02:27 Popular
Star Wars Light Show Sequence guest starring Baby Yoda/Grogu

1,238 views / 1 likes - added 3 years ago

Star Wars Light Show Sequence guest starring Baby Yoda (Grogu). Sequenced using xLights and the pixel animations created using After Effects. This is one of our sequences in the Harbeck Light Show in Upper Hastings Ranch, Pasadena, CA Follow us on Instagr
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10:02 Popular
Shining Light Through Solid Balls Using Quantum MechanicsPoisson's Spot Experiment

788 views / 0 likes - added 4 years ago

In this video I show you how it is possible to shine light through a sphere using the wave-like nature of light. This spot in the center of the shadow of a sphere is called Poisson's spot or Arago's spot. It is a result of the diffraction of light around
05:36 Popular
On Light Pollution: The End of Darkness | The New Yorker

878 views / 0 likes - added 7 years ago

In our increasingly light-polluted world, what does it take to glimpse a truly dark night sky? Still haven’t subscribed to The New Yorker on YouTube ►► http://bit.ly/newyorkeryoutubesub CONNECT WITH THE NEW YORKER Web: http://www.newyorker.com Twitt
07:25 Popular
What If A Meteor Hits The Earth At The Speed Of Light?

723 views / 0 likes - added 6 years ago

What would happened if a meteor hits the Earth at the speed of light? Subscribe! - https://goo.gl/Ez7t4V
07:02
Steven Universe | Pearl and Amethyst Play Save The Light | Cartoon Network

506 views / 1 likes - added 6 years ago

Pearl and Amethyst are hanging out and playing Save the Light!?
06:40
Will This Go Faster Than Light?

249 views / 0 likes - added 3 years ago

Physics of contraptions meant to go faster than light.Audible: http://bit.ly/AudibleVeMy video about the problem with Facebook: http://bit.ly/PwFBSpecial thanks to MinutePhysics for visual effects and Prof. Geraint Lewis for revisions to earlier drafts of
10:09
The Amazing Oil Drop Light Meter

368 views / 0 likes - added 4 years ago

Checkout Brilliant here: https://brilliant.org/theactionlab/ In this video I show you the world's simplest light meter made form a drop of oil on a piece of paper. I show you how you can use this as a tool to determine the relative brightness or luminosit
06:18
Avenged Sevenfold - Nightmare, 2021 Halloween Light Show

222 views / 0 likes - added 2 years ago

Halloween light show synced to the song Nightmare by Avenged Sevenfold.
05:00
Spectacular crustacean light shows reveal biodiversity on Caribbean reefs

69 views / 0 likes - added 1 year ago

Read the story: https://www.science.org/content/article/sea-fireflies-caribbean-shining-new-light-evolution
03:55
How to paint with ice-skates | A Beginner's Guide to Light-painting | We The Curious

333 views / 0 likes - added 4 years ago

'Light-painting' photography uses light to draw a picture whilst taking a long-exposure photograph. In this tutorial, Heather gives you a beginner's guide to light-painting whilst recreating Gjon Mili's famous photographs of an ice-skater.A beginner's gui
01:15
Robot Using Virus-Killing UV Light is Being Tested on Airplanes

533 views / 0 likes - added 3 years ago

A robot using virus-killing uv light is being tested on Swiss airplanes and could be another tool used to bring people closer to feeling safe while they travel again. AmazeLabs Johana Restrepo has more.
05:22
Skylight: Looking Back in Time at the Speed of Light

360 views / 0 likes - added 5 years ago

Light takes time to travel from stars and distant galaxies to observers here on Earth. How much have the stars changed since first emitting the light that we see tonight? How far back in time are we seeing when we look at the night sky? #lightyear #astron
03:40
Light in the darkness | Swedish Lucia Tradition

76 views / 1 likes - added 5 months ago

In the very darkest time of the year, we honor the light. December 13 is a very special day here in Sweden when we celebrate the Lucia tradition. And for many years now, I have made it my own tradition to go out in the night to light up hundreds of candle
01:00
The Sound of Light Is Creepy

236 views / 0 likes - added 2 years ago

I show how light can make sound on a microphoneSee the full video here: https://www.youtube.com/watch?v=njzjevj9KoMSubscribe to my main channel here: https://www.youtube.com/channel/UC1VLQPn9cYSqx8plbk9RxxQ#shorts
02:42
Plasma Globe Makes a Light Bulb Glow

553 views / 0 likes - added 7 years ago

See how a novelty plasma lamp can make light bulb glow. Find great science experiments and science fair ideas at http://www.sciencebob.com
12:59
Laser Light Show DIY - The Science of Sound with Mr. G - Part 1

590 views / 0 likes - added 5 years ago

Glen Govertsen from the Mr. G Science Show joins Craig Beals in the lab and explains the science of sound using lasers and music. Mr. G explains the physics of sound and how sound vibrations of different frequencies can make shapes from reflected light. A
09:14
Interstellar Travel: Approaching Light Speed

471 views / 0 likes - added 5 years ago

Is interstellar travel doomed to remain in the realm of science fiction? Sticking to near future space propulsion only, how close can we get to the speed of light? This video looks at the current spacecraft speed records with Apollo 10 holding the record
21:43
Measuring the speed of light the old fashioned way: Replicating the Fizeau Apparatus

187 views / 0 likes - added 2 years ago

In 1849, the first terrestrial measurement of the seed of light was made by Hippolyte Fizeau using a bright focused lamp, a spinning slotted wheel, and a reflector a few kilometers away. This famous experiment is one that I've spent the better part of the
05:36 Popular
Can You Push A Spacecraft With Light?

848 views / 0 likes - added 8 years ago

This episode is brought to you by Squarespace: ‪http://www.squarespace.com/physicsgirl What if you could power a ship using sunlight instead of wind? Well in space, you can! Solar sails or light sails are pushed with light from the sun. Photons provide a
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06:06
Why morning light is so crucial to your health | BBC Ideas

201 views / 0 likes - added 2 years ago

Sunlight is powerful stuff - probably more powerful than you might realise. Light affects all of our most important body functions - from sleep, to our mental wellbeing, even our immune system. Here's an illuminating look at why morning light can help reg
00:58
How To Bend Light With Your Finger

120 views / 0 likes - added 1 year ago

Shop for science gear The Action Lab Shop: https://theactionlab.com/I show you how to bend light with your fingerSee the full length video here: https://youtu.be/Eouvsy8JdLUSubscribe to my other channel for full length videos: https://www.youtube.com/c/Th
03:51 Popular
A Light Bulb Mystery- Electric Resistance // Homemade Science with Bruce Yeany

774 views / 2 likes - added 7 years ago

A 110 volt light bulb and a 1.5 volt mini light bulb are wired in series to a nine volt battery. What will happen when the electricity flows? This is a nice simple demonstration of how temperature can affect the resistance in a conductor. The result is ca
03:56 Popular
Could the Millennium Falcon Actually Go Faster Than the Speed of Light?

743 views / 0 likes - added 6 years ago

Go follow and learn to love Bad Science: ...on iTunes/Apple Podcasts: https://itunes.apple.com/us/podcast/bad-science/id1376384137 ...on Megaphone: https://cms.megaphone.fm/channel/bad-science?selected=JSH2795606856 ...or on Spotify: https://open.spotify.
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19:05
Why The Speed Of Light* Can't Be Measured

556 views / 0 likes - added 3 years ago

Physics students learn the speed of light, c, is the same for all inertial observers but no one has ever actually measured it in one direction. Thanks to Kiwico for sponsoring this video. For 50% off your first month of any crate, go to https://kiwico.com
10:18 Popular
How to control light with water

1,041 views / 0 likes - added 7 years ago

How fast is the internet? How fast can we send data? This easy DIY experiment allows you to control light with water! Drill a hole in the bottom of a 2 liter bottle, fill the bottle with water allowing the water to stream out the hole, and a shine a laser
03:08
Where Are the Stars? See How Light Pollution Affects Night Skies | Short Film Showcase

686 views / 0 likes - added 7 years ago

Of the many ways Earth is polluted, light pollution may be the least talked about. It's not an illusion; astronomers measure it from one to nine on the Bortle scale, and earlier this year, one study suggested that light pollution may be causing spring to
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04:11
Pikachu vs Charizard IN REAL LIFE! Drone Light Show Pokemon Card Opening and Battle in Dallas Texas

537 views / 0 likes - added 2 years ago

Sky Elements teamed up with @Leonhart54 to bring Pokémon to real life, gigantamax scale, using 250 drones in an amazing drone light show at Reunion Tower in downtown Dallas, Texas. Pokémon pack and cards opening in the sky to reveal Pikachu
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How the Disco Clam Uses Light to Fight Super-Strong Predators | WIRED

327 views / 0 likes - added 4 years ago

When the disco clam, a bivalve with a flashing light display, is faced with the predatory power of the punching mantis shrimp, things get interesting. Marine biologist Lindsey Dougherty explains the bizarre behavior shes been observing in her lab.CORRECTI
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DIY Night Light STAR JAR - Arts and Crafts w/ Crafty Carol

387 views / 1 likes - added 3 years ago

Kids, Arts and Crafts time with Crafty Carol starts...NOW! Today's craft is a DIY Night Light, or a "Star Jar". If you love stars, space, doing arts and crafts, and maybe you're a little afraid of the dark (no judgments here!), then this star jar night li
07:29
How Microphones Can Record LightRecording My Voice As Light Waves

300 views / 0 likes - added 3 years ago

In this video I show you what light sounds like in a microphone by performing my very first recording of my voice being transferred to a microphone through light.Get Your Experiment Box Here: https://theactionlab.com/Checkout my experiment book: https://a
04:52
There's no purple light

353 views / 0 likes - added 5 years ago

Even though you can see purple, there's no purple light. This also explains why we can use a colour wheel when the electromagnetic spectrum is linear. Patreon- https://www.patreon.com/user?u=849925 Twitter- https://twitter.com/JesseAgarYT Images Paul Long
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How To Cancel Light

171 views / 0 likes - added 2 years ago

Start building your ideal daily routine! The first 100 people who click on the link will get 25% OFF Fabulous premium: https://thefab.co/theactionlabI show you how to cancel light using a think film. I talk about hard and soft boundaries with wave reflect
02:53 Popular
What is Light?

900 views / 0 likes - added 3 years ago

Our Universe is a vast and very interesting place and light plays a big part in us being able to understand more about it. To find out how join the Royal Observatory Greenwich astronomers as they explore more.For School Groups: https://rmg.co.uk/plan-your
05:09 Popular
Super Fast Cameras Faster Than Light!

758 views / 1 likes - added 8 years ago

A new high speed camera can capture light in motion and see around corners. NOVA Facebook: https://www.facebook.com/NOVAonline NOVA Twitter: https://www.twitter.com/novapbs PRODUCTION CREDITS Director: Vincent Liota Associate Producer: Karinna Sjo-Gaber C
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How to break the speed of light

528 views / 0 likes - added 6 years ago

You can break the speed of light in your back yard! (but don't worry, Einstein is still right) Tweet it - http://bit.ly/rOv00A Facebook it - http://on.fb.me/tOzkUm minutephysics is now on Google+ - http://bit.ly/qzEwc6 And facebook - http://facebook.com/m
10:34 Popular
Light: Crash Course Astronomy #24

1,660 views / 0 likes - added 8 years ago

In order to understand how we study the universe, we need to talk a little bit about light. Light is a form of energy. Its wavelength tells us its energy and color. Spectroscopy allows us to analyze those colors and determine an object’s temperature, dens
11:31 Popular
Hitting Earth with a Grain of Sand Going 99.9% the Speed of Light

1,706 views / 0 likes - added 4 years ago

In this video I show you what would happen if the earth were to be hit by a grain of sand going 99.9% the speed of light. I talk about the physics of it and then I try bigger objects hitting earth at near light speeds.Follow me on Twitter: https://twitter
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Insane Electric Guitar Skills - Arpeggios at the speed of light

403 views / 0 likes - added 4 years ago

In this video you can see how I play with my guitar in the street: Arpeggios at the speed of light. It was incredible the positive energy and the passion that we live in those 6:59 minut. I like to motivate people to fulfill their dreams. I try to motivat
07:37 Popular
Sand, light pendulums-Lissajous patterns-part two // Homemade Science with Bruce Yeany

733 views / 1 likes - added 7 years ago

Capturing the movement of pendulums using light and a camera can be an easy and beautiful method for students and adults to learn a bit about the harmonic motion. The movement of the light is captured by having the pendulum swing in a room that is complet
04:48
Is Visualizing Light Waves Possible?

318 views / 0 likes - added 4 years ago

Check out Weights & Biases here and sign up for a free demo here: https://www.wandb.com/papers Their blog post is available here:https://www.wandb.com/articles/intro-to-keras-with-weights-biases The paper "Progressive Transient Photon Beams" is available
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What If You Traveled Faster Than The Speed Of Light?

538 views / 0 likes - added 6 years ago

The speed of light might seem fast, but what if you went faster than it? Download the new FireFox here: https://mzl.la/lifenoggin Subscribe: https://bit.ly/SubLifeNoggin | Get your exclusive Life Noggin merch: http://keeponthinking.co Support Life Noggin
10:09 Popular
Shining the World's Brightest Flashlight in My Mouth to Make Light Come Out My Eyes

714 views / 0 likes - added 5 years ago

Get your Action Lab Box Now! https://www.theactionlab.com/ Visit Know labs: https://goo.gl/UTfvbk Know Labs Youtube: https://goo.gl/28NKvD In this video I shine the world’s brightest flashlight (32,000 lumen) into my mouth in order to attempt to shoot lig
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Paging Dr. Light | Teen Titans Go | Cartoon Network

178 views / 0 likes - added 1 year ago

Watch Teen Titans Go! on Cartoon Network and HBOMax. When Dr. Light's evil scheme doesn't do much to scratch Robin's crime-fighting itch, the Titans work together to make him a SUPER villain so he doesn't get fired.Episode: ArthurAbout Cartoon Network:Wel
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Why Sugar Always Twists Light To The Right - Optical Rotation

200 views / 0 likes - added 2 years ago

The first 100 people to go to https://blinkist.com/stevemould will get unlimited access for 1 week to try it out. You'll also get 25% off if you want full membership.A solution of sugar water can actually change the orientation of polarised light. Glucose
03:05 Popular
Pictures in the air: 3D printing with light

718 views / 0 likes - added 6 years ago

A glowing image resembling a futuristic hologram floats in mid-air. This is a 3D volumetric display. Using a tiny particle suspended in laser light, researchers have been able to create high resolution, colour images that take up real 3D space. Developing
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Seeing Light That No One Else Can See—Quantum Spy Glasses

556 views / 0 likes - added 5 years ago

Get your Action Lab Box Now! https://www.theactionlab.com/ Follow me on Twitter: https://twitter.com/theactionlabman Facebook: https://www.facebook.com/theactionlabrat In this video I teach you about how polarizers work. I then show you how an LCD screen
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World's Fastest Fidget Spinner Flick Splits Light

223 views / 0 likes - added 2 years ago

I show you why light splits up in a DLP projectorSee the full video here: https://www.youtube.com/watch?v=q1FgmVkYORYSubscribe to my main channel here: https://www.youtube.com/channel/UC1VLQPn9cYSqx8plbk9RxxQ#shorts
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Light Painting | Full-Time Kid | PBS Parents

604 views / 0 likes - added 7 years ago

Do you have a camera? Then you can learn to paint with light! See all the fun shapes Mya, the Full-Time Kid makes and make some of your own! Executive Producer: Danielle Steinberg Meet Mya! She's a full-time kid and proud of it. Her job is sharing fun edu
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UV light kills viruses. Why isn't it everywhere?

44 views / 0 likes - added 3 months ago

The promise and pitfalls of using light to stop germs.Subscribe to our channel! http://goo.gl/0bsAjOWhen you think of disinfecting a space, what comes to mind? Wipes? Gels? Sprays? Maybe air purifiers or effective HVAC systems? All of these are great defe
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Is it Possible to Erase Light With a Laser? The Photon Experiment

494 views / 0 likes - added 6 years ago

Join the Club today - http://www.dollarshaveclub.com/actionlab In this video I show you how to "erase" light using a red laser and a glow-in-the-dark material. I talk about what happens when you try to charge the brightest glow-in-the-dark material (LIT)

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