Search Results: "positron emission tomography"
All Most Recent Most Viewed-
18:05 New
Light sucking flames look like magic
6 views / 0 likes - addedTry Odoo for yourself: https://www.odoo.com/r/kYoI love the black flame experiment works because of the sodium absorption and emission spectrums. Glassblower glasses make use of the absorption of Neodymium and Praseodymium to block the sodium glow when wo
-
04:34
The world's first process for making zero emissions cement
16 views / 0 likes - addedConcrete is the second most-used substance on Earth, after water, and it's responsible for 7.5% of total carbon emissions triple that of aviation.Decarbonising cement the carbon-hungry component of concrete is a massive challenge. But Cambridge researcher
-
04:34
Deadly Solar Flares & Coronal Mass Ejections - We Must Prepare
65 views / 0 likes - addedThe sun ejects particles all the time in random directions, generating all kinds of space weather. Occasionally, Earth is caught in its sights. When a coronal mass ejection's magnetic field is misaligned to Earth's, a dangerous geomagnetic storm can occur
-
27:16
How Do Night Vision Goggles Work? (There's 3 types)
109 views / 1 likes - addedWe visited the US Navy to test the best night vision goggles in the world. Head to https://brilliant.org/veritasium to start your free 30-day trial, and the first 200 people get 20% off an annual premium subscription.If youre looking for a molecular model
-
04:37
We Have No Idea Why
75 views / 0 likes - addedOffset your carbon footprint on Wren: https://www.wren.co/start/minuteearth The first 100 people who sign up will have 10 extra trees planted in their name!Also, our shop is getting a glow-up! Check out our shiny new story-based merch at https://dftba.com
-
04:36
Why It's Impossible To Win a Nuclear War
141 views / 0 likes - addedCheck out the recipients of the 2022 Future of Life Award at https://futureoflife.org/future-of-life-award/Nuclear war is a terrifying existential threat, but we shouldn't only fear the blasts because the ensuing smoke is the real killer.LEARN MORE*******
-
03:50
Why Are They All In Antarctica?
126 views / 0 likes - addedDownload the Tab For A Cause browser extension at https://tab.gladly.io/trees/minuteearth2/Meteorite hunters dont search for meteorites in the places most frequently peppered by them they go to Antarctica instead, because thats where they are easiest to f
-
18:56
Why Lightbulbs Might Be The Best Invention Ever
154 views / 0 likes - addedLightbulbs might be the best idea ever just not for light. Head to https://brilliant.org/veritasium to start your free 30-day trial, and the first 200 people get 20% off an annual premium subscription.A huge thanks to David Lovett for showing me his aweso
-
08:56
Toyota FINALLY Revealed New HYDROGEN Combustion Engine | GAME CHANGER!
244 views / 0 likes - addedToyota decided that the right way of action is not to compete with Tesla in the EV segment but to actually make a completely different segment that they will dominate. They saw the potential of using hydrogen in vehicles, as it is the most abundant chemic
-
19:26
What Happens If A Star Explodes Near The Earth?
136 views / 0 likes - addedPeople have witnessed supernovae for millennia, but what threat do they pose to life on Earth? This video is sponsored by Brilliant. You can get started for free, or the first 200 people to sign up via https://brilliant.org/veritasium get 20% off a yearly
-
16:32
The Absurd Search For Dark Matter
214 views / 0 likes - addedThis video is sponsored by Brilliant. The first 200 people to sign up via https://brilliant.org/veritasium get 20% off a yearly subscription. Astronomers think there should be 5 times as much dark matter as ordinary matter – a shadow universe that m
-
03:41
An Unexpected Consequence of COVID
308 views / 0 likes - addedLearn more about Lydalls mission to create a cleaner, quieter and safer world at https://www.lydall.com. The global pandemic led to a drop in outdoor air pollution, but it also led to an increase in indoor air pollution - and our exposure to it.LEARN MORE
-
04:38
How Green Fuel Could Change Your Flights Forever
228 views / 0 likes - addedSustainable aviation fuel, or SAF, could help the airline industry meet ambitious emissions reduction targets in the coming years. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylist Visit our shop at htt
-
18:40
The Ridiculous Way We Used To Calculate Pi
368 views / 0 likes - addedFor thousands of years, mathematicians were calculating Pi the obvious but numerically inefficient way. Then Newton came along and changed the game. This video is sponsored by Brilliant. The first 314 people to sign up via https://brilliant.org/veritasium
-
01:38
'Radio loud' quasar's light traveled 13 billion years to Earth
251 views / 0 likes - addedThe Very Large Telescope in Chile has detected the "most distant source of radio emission" yet, quasar P172+18, according the European Southern Observatory (ESO). -- Full Story: https://www.space.com/most-distant-radio-loud-quasar-jetsCredit: ESO
-
03:15
How These Scientists Are Turning X-Ray Vision Into a Reality
241 views / 0 likes - addedHave you ever wondered what it would be like to see through walls? Well, researchers at Stanford University might have just cracked the code on this superpower. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/Elements
-
06:03
How Space-Time Works When You Look At The Stars
306 views / 0 likes - addedWe're used to looking at everything around us unfolding in real time. But when we look at the stars, were actually looking at the past. We arent seeing the stars, or really anything in the universe, as they currently are. Were seeing things as they were.
-
04:38
Why beef is the worst food for the climate
300 views / 0 likes - addedAvoiding high-emission foods can have a bigger climate impact than any other consumption change.Become a Video Lab member! http://bit.ly/video-labOur consumption habits emit billions of tons of greenhouse gases into the atmosphere. Our diets account for o
-
05:02
Meet the Wonderchicken that Survived the Dinosaur Extinction
317 views / 0 likes - addedHidden inside an unassuming piece of limestone are the remnants of a creature that reveals an extraordinary link between the age of dinosaurs and the present day. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/Elemen
-
04:56
This Gamma-Ray Burst Was the Most Powerful Energy Event Ever Recorded
399 views / 0 likes - addedThis cataclysmic event just generated the brightest light in the known universe - and we detected it using MAGIC. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylist Visit our shop at http://shop.seeker.c
-
02:30
Smartphones: A New Model for Energy Efficiency?
380 views / 0 likes - addedThanks to the University of Minnesota for sponsoring this video! http://twin-cities.umn.edu/The way smartphones made many devices nonessential is a model for a new way to think about improving energy efficiency.Thanks also to our Patreon patrons https://w
-
04:42
Shocking Pickled Pumpkins! Halloween Science
310 views / 0 likes - addedIts Halloween, which means its time we put more pumpkins in peril. This year, our inventive presenter and experimenter Dan Plane finds out what happens when you run an electric current through pumpkins pickled in different compounds.Subscribe for regular
-
03:14
Do Photons Cast Shadows?
539 views / 0 likes - addedThanks to CuriosityStream for their support. Go to http://www.curiositystream.com/minutephysics to watch Particle Fever and get Nebula! Support MinutePhysics on Patreon! http://www.patreon.com/minutephysicsLink to Patreon Supporters: http://www.minutephys
-
04:52
Could Injecting Carbon Into the Earth Save Our Planet?
465 views / 0 likes - addedCarbon pollution is being sucked from the sky and injected into underground rockswill Climeworks ambitious plan to stop climate change work? Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylistIceland is a
-
05:17
Here's Why Repairing the Hole in the Ozone Layer Is Delayed by a Decade
425 views / 0 likes - addedA mysterious spike in ozone destroying emissions, CFC-11, has finally been located to 2 provinces in China. But what is CFC-11 and what happens now?The Ozone Layer Was Doomed Until a Handful of Scientists Stood Up to Power - https://youtu.be/CvcvMkFGBi8Re
-
04:29
How Did Roboticists Get This Ancient Fossil To Walk?
369 views / 0 likes - addedAdvanced computer tomography scans are changing the way paleontologists are studying ancient life and “OroBOT” may be just the beginning. How Did Science Get Neanderthals So Wrong? - https://youtu.be/VAaTaZqleeY Read More: Reverse Engineering the Locomoti
-
04:55
Hardy's Paradox | Quantum Double Double Slit Experiment
466 views / 0 likes - addedNeed a last minute holiday gift idea? Go to https://www.brilliant.org/minutephysics for 20% off a premium subscription to Brilliant (can be given as a gift). Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics Link to Patreon Supporters
-
03:55
3D Body Scanning Is Here, and It Could Change How You See Yourself
580 views / 0 likes - addedNew 3d scanners are enabling us to see deeper into the human body, but do you want to see your insides in 3D? What Can Happen to the Human Heart After Months of Swimming? | The Swim - https://youtu.be/ZLnxzZuhb9Y Thumbnail image courtesy of MARS Bioimagin
-
04:24
Why a Half Degree Rise in Global Temperature Would Be Catastrophic
516 views / 0 likes - addedAccording to a new report, Earth is likely to reach 1.5°C warming by 2030. Here’s why that’s a big deal. How Much Heat Can Your Body Take Before Killing You? - https://youtu.be/t-o-4xXMoM8 Read More: IPCC: Global Warming of 1.5 °C http://www.ipcc.ch/repor
-
04:15
Why It’s So Hard to Capture CO2 From the Air
421 views / 0 likes - addedStudies show carbon emissions are not slowing down fast enough to prevent 1.5 ℃ of warming. Could negative emission technologies be the solution? Scientists’ Crazy Plan to Power Solar Panels with E. Coli - https://youtu.be/_XZGrZ3DeLg Read More: Negative
-
04:11
What Happens When You Put Antimatter in a Double Slit Experiment?
359 views / 0 likes - addedInterference patterns with particles have stumped scientists for years, but when they put antimatter through the test, they revealed an even bigger mystery. This Is The Only Place Antimatter Can Survive In The Universe - https://youtu.be/XD8Q3Mb1Q4I Read
-
03:55
This Theory Suggests Our Perspective of Galaxies Could Be Wrong
370 views / 0 likes - addedOur perspective from Earth could be distorting our understanding of space. Here’s what you need to know about the theory of AGN unification. What Really Happens When Galaxies Collide - https://youtu.be/eWqETkudZXo Read More: Why It’s Hard to Recognize a B
-
04:08 Popular
What Keeps a Nucleus Together? - Christmas Lectures with Frank Close
1,193 views / 0 likes - addedPositive charge repels other positive charges. So what kind of force keeps the proton filled nucleus from exploding apart? Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/christmas-lectures/watch
-
08:25
How Evolution Turned A Possum Into A Wolf
587 views / 0 likes - addedSpecial thanks to Vanessa from BrainCraft for help with this video! Check out her channel: https://www.youtube.com/braincraft ↓↓↓ More info and sources below ↓↓↓ Until the early 20th century, Tasmania was home to a very weird
-
04:27
NASA’s New Planet Hunter: TESS
517 views / 0 likes - addedNASA’s Transiting Exoplanet Survey Satellite (TESS) will find undiscovered worlds around bright nearby stars, providing targets where future studies will assess their capacity to harbor life. TESS is a NASA Astrophysics Explorer mission, led and operated
-
07:00 Popular
The Most Useful Fossils in the World
1,176 views / 0 likes - addedTry CuriosityStream today: http://curiositystream.com/eons For decades, one of the most abundant kinds of fossils on Earth, numbering in the millions of specimens, was a mystery to paleontologists. But geologists discovered that these mysterious fossils c
-
05:59
Could you go a week without producing any trash?
487 views / 0 likes - addedLauren Singer lives a nearly trash-free life, but she didn’t go zero waste overnight. Her story, and some easy tips to get started on reducing your own waste. Subscribe! http://bit.ly/1fUWHyY Can poop power our cars? https://youtu.be/syj_TNogOs4 A growing
-
02:54
Watching YouTube Isn’t Helping You Wind Down, It’s Ruining Your Sleep
483 views / 0 likes - addedYour circadian rhythm can be interrupted from the light emitted from your phone, but how? What is it doing to your brain? What Sleep Deprivation Does To Your Body - https://youtu.be/lfmy0d9oWt8 Read More: Snooze Alarm: Sufficient Sleep Improves Human Heal
-
03:47
How Scientists See Through Walls Using Particles From Space
505 views / 0 likes - addedA void was just discovered in Khufu’s Pyramid using muon tomography. What are these cosmic particles and how do scientists use them to see through walls? A New Source of Fukushima Radiation Was Just Found, Now What? - https://youtu.be/ifBAvnxrWsM IG: @TBD
-
04:32
Raison vs Emotion
412 views / 0 likes - addedExtrait de l'émission : BRAIN GAMES, UN JEU DANGEREUX. Le candidat du jeu se retrouve face à trois portes, derrière l'une d'entre elle se cache 100 dollars. Quelle est la meilleure manière de gagner ? BRAIN GAMES est une émission diffusée sur la chaîne Na
-
07:04 Popular
Electrick: Low-Cost Touch Sensing Using Electric Field Tomography
766 views / 0 likes - addedMore info: http://yang-zhang.me/research/Electrick/Electrick.html We introduce Electrick, a low-cost and versatile sensing technique that enables touch input on a wide variety of objects and surfaces, whether small or large, flat or irregular. This is ach
-
04:53 Popular
What Ever Happened To Acid Rain?
1,081 views / 4 likes - addedIn the 1970s, everyone was talking about the dangers of acid rain, but it seems to have fallen off the radar. What happened to acid rain? Get 15% off http://www.domain.com's domain names and web hosting when you use coupon code DNEWS at checkout! What Eve
-
04:14 Popular
Why Scientists Are Creating Fire Tornadoes!
1,162 views / 5 likes - addedScientists recently created a 3 inch fire tornado. What are the chemical components of fire and what can it be used for? How Do Car Companies Cheat Emissions Tests? - http://bit.ly/2bHLEUs Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Rea
-
05:58 Popular
Do Plants Think?
859 views / 1 likes - addedGet yourself an awesome I DID A SCIENCE shirt! http://dftba.com/besmart Tweet this video ⇒ http://bit.ly/OKTBSplant Share on FB ⇒ http://bit.ly/OKTBSplantFB ↓ More info and sources below ↓ Learn more/references: “What a Plant Knows” by Daniel Chamovitz ht
Featured -
05:30
Are There Antimatter Galaxies?
586 views / 0 likes - addedOne of the big mysteries in astronomy is what happened to all the antimatter? Is it possible that it’s actually still out there, in huge antimatter galaxies? Support us at: http://www.patreon.com/universetoday More stories at: http://www.universetoday.com
-
02:43 Popular
How Do We Know What Air Is Like On Other Planets?
904 views / 0 likes - addedHow do we know what the air is like on planets we haven't visited? This video explains how to see air from 150 light years away. Thanks to NASA’s James Webb Space Telescope project at the Space Telescope Science Institute for supporting this video. Link t
Featured -
03:25
NASA | Blazar Bonanza
683 views / 0 likes - addedA long time ago in a galaxy half the universe away, a flood of high-energy gamma rays began its journey to Earth. When they arrived in April, NASA's Fermi Gamma-ray Space Telescope caught the outburst, which helped two ground-based gamma-ray observatories
Featured -
02:32
The Secret Social Life Of Plants
653 views / 0 likes - addedThanks to Audible for supporting MinuteEarth - get a FREE audiobook at http://www.audible.com/minute Subscribe to MinuteEarth! - http://www.youtube.com/user/minuteearth?sub_confirmation=1 And support us on Subbable! - https://subbable.com/minuteearth ____
-
03:20
How To Date A Planet
579 views / 0 likes - addedSupport MinuteEarth on Subbable! https://subbable.com/minuteearth And Subscribe! - http://www.youtube.com/user/minuteearth?sub_confirmation=1 Thanks to our Subbable supporter iFixit - http://www.ifixit.com/minuteearth ________________________ Illustration
-
02:46
Two Colour Chemiluminescent Clock Reaction - Periodic Table Of Videos
571 views / 0 likes - addedMore details in full description. Dr Sam Tang adds hydrogen peroxide to pyrogallol, formaldehyde and luminol. Chemiluminescence is caused by molecules being formed with some of their electrons in a higher energy level and then losing that energy as light.
-
17:03
Types of Decay
480 views / 0 likes - addedAlpha, Beta, Gamma Decay and Positron Emission More free lessons at: http://www.khanacademy.org/video?v=3koOwozY4oc
>> View positron emission tomography web videos