Search Results: "ecology population density"

All Most Recent Most Viewed

11:53 Popular
Population Ecology: The Texas Mosquito Mystery - Crash Course Ecology #2

1,285 views / 1 likes - added 8 years ago

Population ecology is the study of groups within a species that interact mostly with each other, and it examines how they live together in one geographic area to understand why these populations are different in one time and place than they are in another
10:54 Popular
Human Population Growth - Crash Course Ecology #3

1,797 views / 0 likes - added 8 years ago

If being alive on Earth were a contest, humans would win it hands down. We're like the Michael Phelps of being alive, but with 250,000 times more gold medals. Today Hank is here to tell us the specifics of why and how human population growth has happened
10:13
Conservation And Restoration Ecology: Crash Course Ecology #12

636 views / 0 likes - added 8 years ago

Hank wraps up the Crash Course on ecology by taking a look at the growing fields of conservation biology and restoration ecology, which use all the kung fu moves we've learned about in the past eleven weeks and apply them to protecting ecosystems and to c
11:30 Popular
Community Ecology: Feel The Love - Crash Course Ecology #4

973 views / 0 likes - added 8 years ago

Interactions between species are what define ecological communities, and community ecology studies these interactions anywhere they take place. Although interspecies interactions are mostly competitive, competition is pretty dangerous, so a lot of interac
10:23
Community Ecology II: Predators - Crash Course Ecology #5

687 views / 0 likes - added 8 years ago

Hank gets to the more violent part of community ecology by describing predation and the many ways prey organisms have developed to avoid it. Like SciShow: http://www.facebook.com/scishow Follow SciShow: http://www.twitter.com/scishow TABLE OF CONTENTS Her
10:10 Popular
Ecosystem Ecology: Links In The Chain - Crash Course Ecology #7

1,232 views / 1 likes - added 8 years ago

Hank brings us to the next level of ecological study with ecosystem ecology, which looks at how energy, nutrients, and materials are getting shuffled around within an ecosystem (a collection of living and nonliving things interacting in a specific place),
01:39
Salt Water Density Straw - Sick Science! #140

394 views / 0 likes - added 3 years ago

GET THE KIT HERE: http://www.stevespanglerscience.com/collections/sick-science.htmlClick here to get the secret: http://www.stevespanglerscience.com/experiment/density-strawDensity can be a difficult scientific property to grasp, that's why we like making
Learning About Density

138 views / 0 likes - added 2 years ago

Alexe walks us through a really fun experiment that's all about density!
10:02
Probability Density Functions

615 views / 0 likes - added 9 years ago

Probability density functions for continuous random variables. More free lessons at: http://www.khanacademy.org/video?v=Fvi9A_tEmXQ
10:26 Popular
Ecology - Rules for Living on Earth: Crash Course Biology #40

2,244 views / 0 likes - added 9 years ago

Hank introduces us to ecology - the study of the rules of engagement for all of us earthlings - which seeks to explain why the world looks and acts the way it does. The world is crammed with things, both animate and not, that have been interacting with ea
Featured
12:51 Popular
Population, Sustainability, and Malthus: Crash Course World History 215

1,142 views / 0 likes - added 9 years ago

In which John Green teaches you about population. So, how many people can reasonably live on the Earth? Thomas Malthus got it totally wrong in the 19th century, but for some reason, he keeps coming up when we talk about population. In 1800, the human popu
03:21
Aerogel - The Lowest Known Density Material

558 views / 0 likes - added 5 years ago

Astrophysicist Neil deGrasse Tyson wanted to blow Adam Savage's mind, so he whipped out his sample of aerogel. Learn about what this super-light low-density material does and how it's used, along with comic co-host Chuck Nice. Check out Adam's new book! h
05:02 Popular
Population Pyramids: Powerful Predictors Of The Future - Kim Preshoff

937 views / 1 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/population-pyramids-powerful-predictors-of-the-future-kim-preshoff Population statistics are like crystal balls -- when examined closely, they can help predict a country's future (and give important clues about
06:25
Human Population Through Time

497 views / 0 likes - added 5 years ago

It took 200,000 years for our human population to reach 1 billion—and only 200 years to reach 7 billion. But growth has begun slowing, as women have fewer babies on average. When will our global population peak? And how can we minimize our impact on
06:16 Popular
Rainbow density column -- saltwater // Homemade Science with Bruce Yeany

1,249 views / 0 likes - added 7 years ago

Large and small containers are used to make several examples of 6 layer density column of using salt, water and food coloring. What's nice about using saltwater instead of sugar water is the columns can be left to sit for several weeks and will not spoil
03:33
Changes in Income, Population, or Preferences

657 views / 0 likes - added 9 years ago

How demand can be effected by changes in income, population or preferences More free lessons at: http://www.khanacademy.org/video?v=do1HDIdfQkU
12:23
Statistics: Variance of a Population

475 views / 0 likes - added 9 years ago

Variance of a population. More free lessons at: http://www.khanacademy.org/video?v=6JFzI1DDyyk
10:47 Popular
Comparing Population Proportions 1

730 views / 0 likes - added 9 years ago

Comparing Population Proportions 1 More free lessons at: http://www.khanacademy.org/video?v=a1Ye5RcWOqg
10:01
Comparing Population Proportions 2

671 views / 0 likes - added 9 years ago

Comparing Population Proportions 2 More free lessons at: http://www.khanacademy.org/video?v=MNbat1lrJW4
06:42
Statistics: Sample vs. Population Mean

496 views / 0 likes - added 9 years ago

The difference between the mean of a sample and the mean of a population.
08:13
Thomas Malthus and Population Growth

685 views / 1 likes - added 9 years ago

Thomas Malthus's views on population. Malthusian limits. More free lessons at: http://www.khanacademy.org/video?v=r1ywppAJ1xs
16:13 Popular
Hypothesis Test Comparing Population Proportions

728 views / 0 likes - added 9 years ago

Hypothesis Test Comparing Population Proportions More free lessons at: http://www.khanacademy.org/video?v=dvSa_tx04hw
13:00 Popular
Land Productivity Limiting Human Population

778 views / 0 likes - added 9 years ago

Thinking about how we get Calories from the land limits human population densities More free lessons at: http://www.khanacademy.org/video?v=xM8szz4VB28
11:05 Popular
Population Genetics: When Darwin Met Mendel - Crash Course Biology #18

935 views / 0 likes - added 9 years ago

Hank talks about population genetics, which helps to explain the evolution of populations over time by combing the principles of Mendel and Darwin, and by means of the Hardy-Weinberg equation. Crash Course Biology is now available on DVD! http://dft.ba/-8
04:38
Curiosity gets a gravimeter—repurposed instrument can now measure rock density

417 views / 0 likes - added 5 years ago

The Curiosity rover landed on Mars without a gravimeter on board. But researchers realized that its accelerometers--normally used to determine the position of the rover--could be repurposed to measure the density of the rock it was passing over. These mea
09:22 Popular
Pollution: Crash Course Ecology #11

1,007 views / 0 likes - added 8 years ago

Hank talks about the last major way humans are impacting the environment in this penultimate episode of Crash Course Ecology. Pollution takes many forms - from the simplest piece of litter to the more complex endocrine distruptors - and ultimately, humans
10:02 Popular
Ecological Succession: Change Is Good - Crash Course Ecology #6

1,987 views / 0 likes - added 8 years ago

In the world of ecology, the only constant is change - but change can be good. Today Hank explains ecological succession and how ecological communities change over time to become beautiful, biodiverse mosaics. Like Crash Course on Facebook! http://www.fac
12:23
Ecology: Crash Course History of Science #38

343 views / 0 likes - added 4 years ago

Weve explored the origins of modern biology, the earth sciences, and even the sciences of outer space. Now its time to put these disciplines together. It's Ecology time!!!***Crash Course is on Patreon! You can support us directly by signing up at http://w
05:44
The Mayor of a Ghost Town (Population: 1)

651 views / 0 likes - added 5 years ago

Welcome to Ballarat, California, population one. Located in the heart of the unforgiving Death Valley, the former mining supply town has been abandoned for nearly 100 years. Were it not for Rock Novak, the town’s only resident, Ballarat would belong to th
08:22 Popular
Defusing the Population Bomb

762 views / 1 likes - added 6 years ago

Thank you to Bill and Melinda Gates for supporting PBS Digital Studios. If you’d like to take a look at the 2018 Annual Letter, you can check it out here http://b-gat.es/2Cfph0j ↓↓↓ More info and sources below ↓↓↓ Don’t miss our next video! SUBSCRIBE! ►►
13:37 Popular
The History Of Life On Earth - Crash Course Ecology #1

1,247 views / 0 likes - added 8 years ago

With a solid understanding of biology on the small scale under our belts, it's time for the long view - for the next twelve weeks, we'll be learning how the living things that we've studied interact with and influence each other and their environments. Li
Featured
22:41
Calculating the optimal sphere packing density: with oranges

681 views / 0 likes - added 7 years ago

Check out the corresponding video I made with Steve Mould for his channel. https://youtu.be/O3RsDIWB7s0 Thomas Hales’s proof of the Kepler Conjecture. http://annals.math.princeton.edu/wp-content/uploads/annals-v162-n3-p01.pdf The Kepler Conjecture on wiki
10:38 Popular
5 Human Impacts On The Environment: Crash Course Ecology #10

1,579 views / 1 likes - added 8 years ago

Hank gives the run down on the top five ways humans are negatively impacting the environment and having detrimental effects on the valuable ecosystem services which a healthy biosphere provides. Like Crash Course? http://www.facebook.com/YouTubeCrashCours
10:04 Popular
The Hydrologic And Carbon Cycles: Always Recycle! - Crash Course Ecology #8

1,276 views / 0 likes - added 8 years ago

Hank introduces us to biogeochemical cycles by describing his two favorites: carbon and water. The hydrologic cycle describes how water moves on, above, and below the surface of the Earth, driven by energy supplied by the sun and wind. The carbon cycle do
24:29 Popular
PIG POPULATION - DOGCRAFT (EP.184)

947 views / 6 likes - added 8 years ago

In the aftermath of Butch's terror, we have a lot of pigs hanging around Dogcraft now. Episode 185 will be out on Wednesday. SUBSCRIBE: http://bit.ly/1nhrJK5 TWITTER: http://www.twitter.com/stacysays VLOGGING: http://www.youtube.com/stacyvlogs MERCH: http
09:22 Popular
Nitrogen & Phosphorus Cycles: Always Recycle! Part 2 - Crash Course Ecology #9

1,897 views / 1 likes - added 8 years ago

Hank describes the desperate need many organisms have for nutrients (specifically nitrogen and phosphorus) and how they go about getting them via the nitrogen and phosphorus cycles. Like Crash Course! http://www.facebook.com/YouTubeCrashCourse Follow Cras
02:57
When Trees Go Nuts

469 views / 0 likes - added 6 years ago

Please support us through Patreon! https://www.patreon.com/minuteearth Or, click the "Sponsor" button to support us through YouTube itself. Thank you! Every once in a while, all the oaks or spruces or other plants in a region suddenly produce a tremendous
03:49
toy physics-floating and sinking bottles, bouyant bottles////Homemade Science with Bruce Yeany

630 views / 1 likes - added 6 years ago

How does the temperature affect water density, and how does the density affect the buoyant force that it can exert? This simple experiment that students can try for themselves can help to give them insight to the answers of these questions. Homemade scien
04:42
What If Everyone on Earth Lived in One City?

354 views / 0 likes - added 5 years ago

55% of the worlds population live in cities. By 2050, thatll be two thirds of the worlds population.So what does that mean? Can we accomodate this trend? Should we?What are the pros and cons of urban density? And how bad can it get?Transcript and sources:
00:43
Which is Heavier? #Shorts

188 views / 1 likes - added 1 year ago

Can you guess which one of these balls is heavier? The result may surprise you. Its not about weight its about density and water displacement when it comes to floating. #shorts
00:57
Wacky Water Science Experiment #shorts #backtobasics #expreiments #science

233 views / 0 likes - added 2 years ago

Hot And Cold Water Science Experiment. Instructions for a fun experiment to teach the difference between the density of hot water and the density of cold water. Click Here to Subscribe to LAB 360:Watch more - https://www.youtube.com/watch?v=RtkQVDCN9yo&li
03:04
Relocating A 3-ton Rhino In Nepal (360 Video)

678 views / 0 likes - added 7 years ago

Nepal was once home to thousands of Greater One-Horned Rhinos, but poaching decimated the population. Our team provided support to WWF to translocate five rhinos in Nepal and our cameras captured the story as they were moved more than 250 miles to their n
02:59 Popular
Why Do India And China Have So Many People?

777 views / 1 likes - added 6 years ago

Please subscribe! http://goo.gl/EpIDGd And support us on Patreon: https://www.patreon.com/MinuteEarth India and China have so many people today because they’re good for farming and big, but they’ve always been that way, so they’ve actually had a huge prop
Featured
04:29
The Problem With Life Expectancy

194 views / 0 likes - added 3 years ago

Go to https://bit.ly/noom_minuteearth and take your free 30-second quiz! Thank you #noom for sponsoring todays video!In order to truly understand differences among animal lifespans, we need to stop thinking about a specific number and start thinking about
03:11
Why cities should plant more trees

517 views / 0 likes - added 7 years ago

Over 3 million people die annually from air pollution. Planting trees can help lower that number. Read more: http://www.vox.com/energy-and-environment/2016/11/4/13510352/planting-trees-pollution-heat-waves Check out The Nature Conservancy report, "Plantin
03:22
A Disease's Guide to World Domination

449 views / 0 likes - added 5 years ago

Get 3 weeks of free access to CuriosityStream by visiting http://curiositystream.com/minute and using the promo code "minute" There's something surprising that helps determine how damaging a disease is: distance. Thanks also to our Patreon patrons https:/
04:59
Visualizing Ultrasound with Schlieren Optics Part I

288 views / 0 likes - added 3 years ago

Part 1 of 3. We use a schlieren optics system with a strobing light source to visualize ultrasonic waves emitted by a transducer driven at a frequency of 28 kHz.Images employing schlieren optics are very sensitive to changes in the density of air. Since s
12:17
Statistics: Alternate Variance Formulas

514 views / 0 likes - added 9 years ago

Playing with the formula for variance of a population. More free lessons at: http://www.khanacademy.org/video?v=sRVGcYGjUk8
14:57
Hardy-Weinberg Principle

524 views / 0 likes - added 9 years ago

Understanding allele and genotype frequency in population in Hardy-Weinberg Equilibrium.
10:54 Popular
Animal Behavior - CrashCourse Biology #25

1,142 views / 0 likes - added 9 years ago

Hank and his cat Cameo help teach us about animal behavior and how we can discover why animals do the things they do. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like Crash Course on Facebook: http://www.facebook.com/youtubecrashcour
05:04
12 Year Old Terrarium - Life Inside a closed jar, Over a decade in isolation

368 views / 0 likes - added 3 years ago

In this video we take a look at the terrarium my brother made during his childhood. This terrarium was made between 2007 - 2008. This makes the terrarium at least 12 years old. Inside there is a variety of organisms. All of which have persisted within the
17:39
Introduction to Evolution and Natural Selection

541 views / 0 likes - added 9 years ago

Introduction to evolution, variation in a population and natural selection More free lessons at: http://www.khanacademy.org/video?v=GcjgWov7mTM
07:58
Why Do More Species Live Near the Equator?

577 views / 0 likes - added 7 years ago

Go to http://Raceforretirement.com and see how the action gap affects you. Follow all of our Peru adventures on this playlist: http://bit.ly/SmartPeru ↓ More info and sources below ↓ Special thanks to Rainforest Expeditions for hosting us! Visit http://ww
54:25
How the Tyrannosaurs Ruled the World – with David Hone

505 views / 0 likes - added 6 years ago

How did the Tyrannosaurus Rex and it's kind come to dominate their prehistoric world? Palaeontologist Dr David Hone explores the evolution, ecology and behaviour of these amazing dinosaurs, and explains what Jurassic Park got wrong. Watch the Q&A here: ht
03:02
Fun Science Experiments You Can Do with Your Child

679 views / 0 likes - added 5 years ago

Fun Science Experiments You Can Do with Your Child. Part of the series: Get Involved. Using common household ingredients, you can create safe science experiments that teach your children about density, chemical reactions and more. Read more: http://www.eh
05:07 Popular
Why Are Some People Left-handed? - Daniel M. Abrams

917 views / 1 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/why-are-some-people-left-handed-daniel-m-abrams Today, about one-tenth of the world's population are southpaws. Why are such a small proportion...
Featured
15:03
Margin of Error 1

646 views / 0 likes - added 9 years ago

Finding the 95% confidence interval for the proportion of a population voting for a candidate. More free lessons at: http://www.khanacademy.org/video?v=OwPSuHXmiPw
10:05
Margin of Error 2

557 views / 0 likes - added 9 years ago

Finding the 95% confidence interval for the proportion of a population voting for a candidate. More free lessons at: http://www.khanacademy.org/video?v=YclQE2XtaLw
05:23 Popular
Why Overpopulation Isnt the Problem You Think It Is

893 views / 0 likes - added 3 years ago

Around 390,000 new humans are born every day. So, on a planet with dwindling resources and an increasing strain on natural systems is curbing our booming population the key to solving our environmental woes? Subscribe to Seeker! http://bit.ly/subscribesee
08:12
How Do Lithium-Ion Batteries Work?

697 views / 0 likes - added 3 years ago

Made out of lightweight lithium and carbon, lithium ion batteries are favored for many rechargeable purposes. They have a high-energy density and can be recharged hundreds of times. But what makes Lithium-ion batteries so special? Full playlist: https://w
11:18
Statistics: Sample Variance

492 views / 0 likes - added 9 years ago

Using the variance of a sample to estimate the variance of a population More free lessons at: http://www.khanacademy.org/video?v=Qf3RMGXR-h8
01:47
Aerial Fish Dropping by Plane

650 views / 1 likes - added 5 years ago

The Utah wildlife department drops about 1,000 fish into lakes from airplanes to restock their population (happens near end of clip). Thankfully, 95% of the fish survive the drop.
02:43
Rising sea levels could displace millions of Americans by 2100

628 views / 1 likes - added 7 years ago

A recent study published in Nature Climate Change projects that over 4 million residents of the continental US could be affected if sea levels rise 3 feet by the end of the century. The researchers calculated the number of at-risk residents by looking at
02:44
Why Las Vegas's Landscape Is So Lush and Green

610 views / 0 likes - added 6 years ago

One of the most important byproducts of the Hoover Dam is an artificial body of water known as Lake Mead. Its presence has helped the population of Clark County grow sevenfold since 1970. From the Series: Aerial Cities: Las Vegas http://bit.ly/2HVJ4F7
04:46
Geosynchronous Orbits are WEIRD

87 views / 0 likes - added 8 months ago

Go to https://givewell.org/minutephysics to have your first donation matched up to $100!This video is about the physics of geosynchronous and geostationary orbits, why they exist, when they don't, when they're useful for communication/satellite TV, etc.RE
02:12
Where to put the next billion people

652 views / 0 likes - added 7 years ago

The world's population is set to increase by one billion by 2030. In this Nature Video, we take a look at where on Earth they are all going to live. Read more here: http://www.nature.com/news/where-to-put-the-next-billion-people-1.20669
30:51
The Big History of Civilizations | The Great Courses

636 views / 0 likes - added 7 years ago

https://www.thegreatcoursesplus.com/ What makes the Big History approach so unique? Whereas a traditional survey might take you through the major events of a period and introduce you to key dates and people (the “kings and battles” approach), Big History
03:11
The Circle Visible From Space

440 views / 0 likes - added 5 years ago

Mount Taranaki, on the North Island of New Zealand, is a large-scale circle that's visible from space: a stratovolcano with six miles of forest around it. But that didn't happen naturally. Oh, and there's a good chance that, in the next fifty years or so,
00:53
Water Layer Experiment #scienceexperiment #shorts #backtobasics

258 views / 0 likes - added 2 years ago

#scienceexperiment #shorts #backtobasics #science #simplescienceHere's a brightly colored science experiment that not only looks cool but allows kids to develop their own understanding of density! Click Here to Subscribe to HooplaKidzLab:http://www.youtub
03:14
Freezing water expands. What if you don't let it?

174 views / 0 likes - added 1 year ago

The first 200 people to https://brilliant.org/minutephysics get 20% off an annual premium subscription to Brilliant. Thanks to Brilliant for their support.REFERENCESPage with TONS of info about water and icehttps://water.lsbu.ac.uk/water/water_density.htm
02:36
How To Build A Better City

589 views / 0 likes - added 8 years ago

Tab for a Cause: http://www.tabforacause.org/?r=12 Subscribe to MinuteEarth! - http://www.youtube.com/user/minuteearth?sub_confirmation=1 And support us on Subbable! - https://subbable.com/minuteearth Thanks to our Subbable supporter Brenda Fleischman! -
11:09 Popular
Top 10 Maps That Will Change The Way You See The World

1,107 views / 0 likes - added 5 years ago

From politics to pop culture to history, maps can teach us exactly what people think and thought. Prepare to be amazed by these top 10 maps that will change how you see the world. Subscribe for more! ► https://goo.gl/pgcoq1 ◄ Stay updated ► https://goo.gl
05:44
Slow motion tongues offer a snapshot of evolution

88 views / 0 likes - added 11 months ago

Read the article: https://www.science.org/content/article/how-tongue-shaped-life-on-earthAn early interest in feeding ecology led evolutionary biologist Kurt Scwhenk to study the tongues of lizards. Like Darwins finches, the various forms and functions of
07:03
We've Got Ants In Our Plants!

632 views / 1 likes - added 7 years ago

What is this? A forest for ANTS?! Deep Look: https://youtu.be/fguo3HvWjb0 Tweet this video ⇒ http://bit.ly/OKTBSplAnts Share on FB ⇒ http://bit.ly/OKTBSplAntsFB ↓ More info and sources below ↓ Want to wear your love for science? We’ve got merch: http://df
03:49
A Tasty Trove of Exoplanets at TRAPPIST-1

490 views / 0 likes - added 7 years ago

A baker’s half-dozen of Earth-size worlds is orbiting a (relatively) nearby star—and some could be habitable Subscribe to our channel! https://www.youtube.com/SciAmerican TRANSCRIPT: There's big news this week from 40 light years away, a star system calle
08:53 Popular
What is Evolution?

1,963 views / 0 likes - added 5 years ago

Support Stated Clearly on Patreon: https://www.patreon.com/statedclearly Evolution is often considered a complex and controversial topic but it's actually a very simple concept to understand. Watch this short animation to see how evolution works. Share it
02:12
Sanitation showcase

487 views / 0 likes - added 5 years ago

Bill Gates will visit Beijing, China for the Reinvented Toilet Expo, where some of the most high-tech toilets in the world will be on display. These toilets aren’t just fascinating gadgets – they have the potential to save millions of lives. More than hal
04:23
Aliens: Are We Looking In The Wrong Place?

600 views / 0 likes - added 8 years ago

Big Alien Theory explanation website - http://www.thebigalientheory.com/ Thanks to everyone who supports MinutePhysics on Patreon! http://www.patreon.com/minutephysics Link to Patreon supporters here: http://www.minutephysics.com/supporters.html Music by
02:05
Largest Known Marine Stingray Study | National Geographic

617 views / 0 likes - added 4 years ago

Due to the elusive nature of these fish, very little is known about their ecology and behavior. Subscribe: http://bit.ly/NatGeoSubscribe#NationalGeographic #Stingrays #OceansAbout National Geographic:National Geographic is the world's premium destination
05:31
How the Quantum Vacuum Gave Rise to Galaxies

271 views / 0 likes - added 3 years ago

All the large-scale structure in the universe may owe its existence to nothing.Sponsored by the Dyson 360 Eye Robot #ad: http://bit.ly/2cGqBRVSupport Veritasium on Patreon: http://bit.ly/VePatreonThanks to Patreon supporters:Bryan Baker, Donal Botkin, Ton
04:40
Rise Of The Mesopredator

498 views / 0 likes - added 5 years ago

Try Dashlane for free: http://bit.ly/minutedash. Use promo code "minuteearth" for 10% off Dashlane Premium. To see song lyrics, click "CC" on the video or, for an annotated version, click here: https://genius.com/14774391 Thanks to humans, old school apex
03:45 Popular
Measurement Mystery: Crash Course Kids #9.2

1,056 views / 0 likes - added 9 years ago

So now that we know what Properties are, how can we use them to figure things out? In this episode of Crash Course Kids, Sabrina uses them to solve the mystery of what she tripped over last night. This first series is based on 5th grade science. We're sup
01:23
TIL: We Have Lost 50% Of Wildlife Since 1970

634 views / 1 likes - added 8 years ago

In less than two generations, population sizes of vertebrate species have dropped by more than 50 percent. According to 2014’s Living Planet Report, this means we have lost over half of our birds, amphibians, reptiles, fish, and mammals. The situation is
Featured
04:42 Popular
Material Magic - Making Diamonds: Crash Course Kids #40.2

970 views / 1 likes - added 8 years ago

Did you know we can actually make diamonds in a lab? It's true! We can! And this is both really good and really cool. In this episode of Crash Course Kids, Sabrina shows us how materials scientists have done just that and why it's so important. Watch More
Featured
04:37 Popular
Material World: Crash Course Kids #40.1

1,444 views / 0 likes - added 8 years ago

So, we know what materials are, but can we make new materials? Or improve the materials we already have? In this episode of Crash Course Kids, Sabrina shows us how Material Scientists are working on these two things today. Also, your cell phone holds the
04:47 Popular
Angle of repose…Physics of toys // Homemade Science with Bruce Yeany

851 views / 0 likes - added 7 years ago

The angle of repose or critical angle of repose is how steep various types of materials can be piled without slumping. The steepness of the side of a pile is determined by the amount of friction between the particles of matter. This can vary according to
03:37 Popular
The Science Of Lunch: Crash Course Kids #15.2

3,597 views / 2 likes - added 8 years ago

Even an empty lunch sack is useful to science. You can examine it and come up with some traits. In this episode, Sabrina chats about things like malleability, hardness, conductivity, and magnetism. And all with lunch! This first series is based on 5th gra
Featured
03:21
Does It Pay To Cheat?

199 views / 0 likes - added 7 months ago

Thanks Thryve for sponsoring the video. Get 50% off your gut health test at https://trythryve.com/MinuteEarthFor some birds, trying to cheat your neighbors into raising your babies is just as much work - and is no more successful - than doing it yourself.
03:55 Popular
Wood, Water, And Properties: Crash Course Kids #15.1

824 views / 1 likes - added 8 years ago

Quick, think of three words to describe yourself. TIME'S UP! What did you think of? Chances are you thought of descriptive words that we call Properties. In this episode of Crash Course Kids, Sabrina talks about how properties help us understand objects.
04:00 Popular
Hunting For Properties: Crash Course Kids #9.1

792 views / 1 likes - added 9 years ago

Remember pre-school? If not, IT WAS SO MUCH EASIER! But when you were stacking blocks and figuring out which block went into which shaped hole, you were learning about properties. In this episode of Crash Course Kids, Sabrina talks about what properties a
00:55
Why does ice float? | SciShow Kids

90 views / 0 likes - added 11 months ago

Hosted by: Jessi Knudsen Castaeda (she/her/they/them)Kaitie Janecke Soltesz: WriterKyle Nackers: Fact CheckerJD Voyek: Script EditorMadison Lynn: VideographerStefan Chin: EditorAndrew Smith: Sound DesignerSavannah Geary: Associate ProducerDaniel Comiskey:
03:45
The Infinite Life Of Pi - Reynaldo Lopes

592 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-infinite-life-of-pi-reynaldo-lopes The ratio of a circle's circumference to its diameter is always the same: 3.14159... and on and on (literally!) forever. This irrational number, pi, has an infinite number
07:03 Popular
Part 1: How Does New Genetic Information Evolve? Point Mutations

927 views / 0 likes - added 5 years ago

Support Stated Clearly on Patreon: https://www.patreon.com/statedclearly This film is the first of a two part series on the evolution of new genetic information. Here we focus on Point Mutations - the simplest natural mechanisms known to increase the gene
04:46 Popular
Normal Stuff In Not-So-Normal Places: Crash Course Kids 46.2

820 views / 0 likes - added 8 years ago

So, what happens to normal stuff (like water) when it goes to not so normal places? What happens if you take a glass of water to the top of Mt. Everest? Or Space? In this episode of Crash Course Kids, Sabrina shows us how matter is affected by different p
Featured
02:55 Popular
Where Do Galaxies Come From?

831 views / 1 likes - added 7 years ago

Thanks to the Space Telescope Science Institute (STScI) and NASA’s James Webb Space Telescope for supporting this video! In particular, thanks to Dan Coe of STScI for taking the time to chat with me about what we do and don’t know about baby galaxies and
04:20 Popular
Oobleck And Non-Newtonian Fluids: Crash Course Kids #46.1

1,045 views / 1 likes - added 8 years ago

Ever heard of Oobleck? How about Non-Newtonian fluids? Well, today Sabrina is going to show us that things can sometimes behave like a solid, and sometimes like a liquid depending on how much force is applied to them. In this episode of Crash Course Kids,
10:27
Procrastination: Crash Course Study Skills #6

685 views / 0 likes - added 6 years ago

You’re on YouTube right now, but you should probably be studying or writing that research paper. But as long as you’re here, we’re going to help you figure out how to get the better of your desire to procrastinate in the future. Just don’t forget about us
07:33 Popular
Introduction to Electric Fields

1,068 views / 0 likes - added 6 years ago

A simple and comprehensive introduction to electric fields. Covers the basics like the electric field of a charge, electric field lines and the electric field equation. Hi! I'm Jade. I make fun physics videos that will make you smarter while making you sm
01:36 Popular
Are you smart enough to solve this simple brain teaser?

767 views / 0 likes - added 7 years ago

This simple brain teaser is not so easy. A virus is doubling every singe day. On the 67th day the virus has reached its max population. When will the virus reach half of its max population. My name is Chris and my passion is to teach math. Learning should
04:58 Popular
Will Batteries Power The World? | The Limits Of Lithium-ion

798 views / 0 likes - added 6 years ago

$2000 Anker Contest Link: http://bit.ly/2u5YUqb Link to the PowerCore+ 26800 (the one I showed in the video): http://amzn.to/2vwh9Jr Real Engineering's video: https://youtu.be/ahxBbEwhIE0 Sam and Niko channel: http://www.youtube.com/samandniko Support Min
Featured
11:17 Popular
Water - Liquid Awesome: Crash Course Biology #2

1,645 views / 0 likes - added 9 years ago

Hank teaches us why water is one of the most fascinating and important substances in the universe. Follow SciShow on Twitter: http://www.twitter.com/scishow Like SciShow on Facebook: http://www.facebook.com/scishow Review: Re-watch = 00:00 Introduction =
Featured
01:34
Dancing Spaghetti - Sick Science! #131

310 views / 0 likes - added 3 years ago

Unlock the mystery here http://www.stevespanglerscience.com/experiment/dancing-noodlesWho taught these noodles to dance, anyway? Go on - gather up some pasta noodles, turn up the music, and get ready for an old-fashioned pasta party. Just when you thought
08:46
Can Supercrops Feed 10 BILLION People?

421 views / 0 likes - added 4 years ago

Thanks to Bill and Melinda Gates for sponsoring today's video. Check out their Annual Letter here: http://www.inflcr.co/SH1jPWere on PATREON now! Join the community https://www.patreon.com/itsokaytobesmart More info and sources below If you tried to sum u
03:47 Popular
The Case Of The Vanishing Honeybees - Emma Bryce

751 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-case-of-the-vanishing-honeybees-emma-bryce In the past decade, the US honeybee population has been decreasing at an alarming and unprecedented rate. While this is obviously bad news for honeypots everywhere,
Featured
04:27 Popular
What's My Property: Crash Course Kids #35.2

1,185 views / 0 likes - added 8 years ago

What exactly can we tell about an unknown substance by it's properties. We already know that a substance is matter that’s made of one kind of atom or molecule, and that has specific properties and that some substances are elements, which means they can’t
04:26
How Many Friends Do You Really Need?

537 views / 0 likes - added 8 years ago

A new study reveals the major difference between people who need friends and people who don’t, but can people really live without friends? Dr. Sapna Parikh joins us to discuss! Sign Up For The TestTube Newsletter Here ►►►► http://bit.ly/1myXbFG The Scient
03:02
512 Year Old Greenland Shark. Oldest Shark in the World.

643 views / 3 likes - added 4 years ago

Researchers have found an ancient shark in the North Atlantic, believed to be 512 years old, which could be the oldest living vertebrate in the world. This particular shark, was measured at 18 feet in length and weighed over a tonne. By measuring the size
01:36 Popular
Sugar Rainbow - Sick Science! #215

1,110 views / 0 likes - added 8 years ago

See the full experiment here: http://www.stevespanglerscience.com/lab/experiments/sugar-rainbow Discovering density has never been more colorful, or fun! The Sugar Rainbow is a creative and engaging method of teaching about how different densities will st
04:49
The Black Hole Tipping Point

603 views / 0 likes - added 6 years ago

Thanks to https://brilliant.org/minutephysics/ for sponsoring this video! Check out their black hole course at https://brilliant.org/minutephysicsblackhole Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics Link to Patreon Supporters:
11:13
Westward Wings | A NATURE Short Film

169 views / 0 likes - added 1 year ago

Follow researcher Maggie Hirschauer as she strives to learn more about the monarch butterfly population in western Montana.Please LIKE and SUBSCRIBE if you enjoyed it! **More info & videos below** ---------------For full NATURE episodes, check out http://
04:18
Are We Too Late?

112 views / 0 likes - added 1 year ago

Overpopulation! Is it really a big problem? Will we run out of room?https://www.youtube.com/watch?v=LgEiYbIJVOY - Watch this cool VitaDAO video we made!Support VitaDAO AND Life Noggin: https://www.vitadao.com/Check out Lifespan now: https://www.lifespan.i
14:57
The 1751 Machine that Made Everything

138 views / 0 likes - added 1 year ago

Please support me on Patreon https://www.patreon.com/machinethinking If you had to pick one machine that triggered the biggest explosion of wealth in our history, which would you pick? Let me know in the comments if you agree with my choice! http://machin
00:41
Save our Water WWF PSA Campaign

242 views / 0 likes - added 3 years ago

All life needs water. It is the worlds most precious resource, fueling everything from the food you eat, to the cotton you wear, to the energy you depend upon every day. Its also threatened. Climate change, population growth and changing consumption patte
03:28
Wolves: Can't Live With 'Em, Can't Live Without 'Em

633 views / 2 likes - added 4 years ago

Humans dont have a great track record of coexisting with top predators, and wolves are no exception. By the early 1900s, wolves were nearly extinct in all of Western Europe as a result of government programs that rewarded people for killing them. While th
07:43
Overpopulation & Africa

507 views / 0 likes - added 4 years ago

Sources and further reading:https://sites.google.com/view/sourcesoverpopulationandafricaFor most of our history, the human population grew slowly. Until new discoveries brought us more food and made us live longer. In just a hundred years the human popula
03:27
What is 'New Car Smell?'

699 views / 0 likes - added 7 years ago

Ben explains just what it is you're smelling when you get inside a new car. Ecology Center Guide: http://www.ecocenter.org/sites/default/files/2012_Cars.pdf Learn more at HowStuffWorks.com: http://auto.howstuffworks.com/under-the-hood/auto-manufacturing/w
Featured
03:47 Popular
What Is the Shape of the Universe?

705 views / 0 likes - added 5 years ago

Unlike the Earth, the universe might actually be flat! But how do scientists know that, if we can’t observe it? Get 20% off http://www.domain.com domain names and web hosting when you use coupon code SEEKER at checkout! Read More: What is the Shape of the
15:49
Could the Universe End by Tearing Apart Every Atom?

387 views / 0 likes - added 5 years ago

Of all the unlikely ends of the universe, the Big Rip has to be the most spectacular. Galaxies ripped to shreds, dogs and cat first living together, then tragically separated by the infinitely accelerating expansion of space on subatomic scales. Good thin
04:32 Popular
Organizing Properties: Crash Course Kids #35.1

761 views / 1 likes - added 8 years ago

Have you ever thought about all the different kinds of groups you’re a part of? Like, there’s the friends you hang out with and your family, your hockey team, your Crash Course fan club, and that’s just for starters! And even though these groups are total
Featured
04:37 Popular
Why do people get so anxious about math? - Orly Rubinsten

1,505 views / 1 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/why-do-people-get-so-anxious-about-math-orly-rubinsten Have you ever sat down to take a math test and immediately felt your heart beat faster and your palms start to sweat? This is called math anxiety, and if it
Featured
01:01
Atomic Tourism

472 views / 0 likes - added 6 years ago

Read More: http://www.ripleys.com/weird-news/atomic-tourism/ In the 1950s, tourists headed to the city of lights to see the biggest light of them all: a nuclear detonation. The cities economy and population exploded with the bombs in spite of the fears of
05:16 Popular
What Percentage Of Your Brain Do You Use? - Richard E. Cytowic

777 views / 0 likes - added 8 years ago

http://ed.ted.com/lessons/what-percentage-of-your-brain-do-you-use-richard-e-cytowic Two thirds of the population believes a myth that has been propagated for over a century: that we use only 10% of our brains. Hardly! Our neuron-dense brains have evolved
04:35
Launch Lab, a conservation of momentum experiment

316 views / 0 likes - added 3 years ago

Nils gives a demonstration and description of the Launch Lab. The experiment is a variation on a ballistic pendulum--instead of a projectile colliding with the pendulum, it is ejected from it. The platform consists of a section of Masonite, a clothes pin,
04:08
There Could Have Been Life On Venus!

609 views / 1 likes - added 7 years ago

Scientists believe Venus was once Earth-like. How is this possible and what caused the planet to turn toxic? Earth-Like Planet Discovered! What You Need To Know - http://bit.ly/2cxOz1n Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Read Mo
03:37 Popular
How Does Dark Energy Stretch Our Universe?

758 views / 0 likes - added 7 years ago

Scientists have just mapped 1.2 million galaxies! Here's how can this 3D map can be used to learn about dark energy and dark matter. Could Galactic Walls Prove We're Wrong About The Universe? - http://bit.ly/29WAM0m Sign Up For The Seeker Newsletter Here
00:50
Floating Egg Experiment #scienceexperiment #shorts #backtobasics

221 views / 0 likes - added 2 years ago

#shorts #eggfloat #scienceexperiment #experiment #backtobasicsDid you know that raw eggs sink in water but float in salty water? This easy at-home science experiment for you will explain why this happens and help you learn about the density of liquids. Wa
04:09
How can Saturn float on water?

331 views / 1 likes - added 2 years ago

#saturn #space #spacevideos #floatonwater #saturnrings Saturn is very large and is the second-largest planet in the Solar System. However, it is made up mostly of gas and is less dense than water. Since it is lighter than water, it can float on water. Non
03:02
How Aristocracies Rule

438 views / 0 likes - added 5 years ago

The American fairytale is far from enchanted. Power and wealth are concentrated in an anxious aristocracy, comprised of 10% of the population, that reigns by dividing the lower classes and pitting them against each other so that the poor turn against the
04:13 Popular
The Past, Present And Future Of The Bubonic Plague - Sharon N. DeWitte

762 views / 1 likes - added 9 years ago

View full lesson: http://ed.ted.com/lessons/the-past-present-and-future-of-the-bubonic-plague-sharon-n-dewitte The bubonic plague, which killed around 1/5 of the world’s population in the 14th century, is still around today -- but it now claims only a few
03:20 Popular
How Do Blood Transfusions Work?

833 views / 0 likes - added 8 years ago

How do we transfer blood from one person to another and when did we start doing this? Why Do We Have Blood? ►►►► http://bit.ly/1Mbk6CR Sign Up For The TestTube Newsletter Here ►►►► http://bit.ly/1myXbFG Read More: A Short History of Blood Transfusion http
00:47
Watery tornadoes where two rivers collide

178 views / 0 likes - added 1 year ago

Researchers have found sideways, tornado-like vortices whirling where two rivers collide. The features had been predicted in computer simulations, but not confirmed until now. To observe the vortices, the researchers studied an aerial view of the flowing
04:32
What Is The Science Behind Polls?

431 views / 0 likes - added 7 years ago

Why shouldn't we always trust polls? Trace tackles this question here. Are We The Only Species That Votes? - https://youtu.be/-XOis9RTROs Sign Up For The Seeker Newsletter Here - http://bit.ly/1UO1PxI Read More: The National Council on Public Polls (NCPP)
03:48
Super Strong Dragonflies!

572 views / 1 likes - added 6 years ago

Dragonflies are totally awesome! Join Jessi and Squeaks as they learn about these really large and really cool insects! ---------- Love SciShow Kids and want to help support it? Become a patron on Patreon: https://www.patreon.com/scishowkids ---------- Lo
04:59 Popular
How Do Solar Panels Work? - Richard Komp

1,889 views / 3 likes - added 8 years ago

View full lesson: https://ed.ted.com/lessons/how-do-solar-panels-work-richard-komp The Earth intercepts a lot of solar power: 173,000 terawatts. That’s 10,000 times more power than the planet’s population uses. So is it possible that one day the world cou
Featured
04:41
What happens to our bodies after we die? - Farnaz Khatibi Jafari

683 views / 0 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/what-happens-to-our-bodies-after-we-die-farnaz-khatibi-jafari Since the dawn of humanity, an estimated 100.8 billion people have lived and died, a number that increases by about 0.8% of the world’s population ea
02:02
Why It's HARD To Land on Mars

477 views / 0 likes - added 6 years ago

Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics This video is about why it's harder to successfully land spacecraft and landers and rovers on Mars than on Earth, or Venus, or the Moon, or Titan, or asteroids. It all comes down to at
00:59
Yuck! How birds share knowledge of disgusting foods—and help insects evolve

494 views / 0 likes - added 6 years ago

Study shows how some bugs develop their warning colors. Learn more: http://scim.ag/2CF1Z4L Read the paper ($): https://www.nature.com/articles/s41559-017-0418-x Credits: producer/script Sarah Crespi story by Virginia Morell citation and research footage R
03:28 Popular
Cat domestication: From farms to sofas

1,093 views / 0 likes - added 6 years ago

Years before they conquered the Internet, cats colonized our sofas. But they haven’t spent the last ten thousand years just snoozing. A new study reveals that tamed cats swept through Eurasia and Africa carried by early farmers, ancient mariners and even
05:14
How One of NASA’s Deep Space Challenges Could Be Solved in the Ocean | The Swim

478 views / 0 likes - added 5 years ago

A long-distance swimmer and a NASA astronaut have some surprising things in common, including the quest to protect their bones from deteriorating. This Is the Engineering You'd Need to Cross the Pacific Ocean - https://youtu.be/4nEV76CpF6M Follow The Swim
07:02
The Cosmic Conspiracy Of Dark Energy Challenge Question | Space Time | PBS Digital Studios

624 views / 0 likes - added 8 years ago

We're living in the middle of a remarkable cosmic coincidence, an incredibly brief period of time where both matter and dark energy both play a part in the fate of our universe. To better understand this video watch our other Dark Energy episodes: Part 1
05:06 Popular
Is There A Disease That Makes Us Love Cats? - Jaap De Roode

1,292 views / 4 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/is-there-a-disease-that-makes-us-love-cats-jaap-de-roode Today, about a third of the world’s population is infected with a strange disease called toxoplasmosis — and most of them never even know it. And while th
Featured
03:01
Stanford researchers create "Shazam" for mosquitoes

602 views / 1 likes - added 6 years ago

A simple recording of a mosquito’s buzz on a cell phone could contribute to a global-scale mosquito tracking map of unprecedented detail. The Prakash Labat Stanford, led by Manu Prakash, assistant professor of bioengineering, is looking for citizen scient
13:41
Future Food Menu of 2050

638 views / 1 likes - added 4 years ago

Experts say your food could look very different by the year 2050 as the worlds population skyrockets. Lets find out about the future food menu of 2050!Suggest a topic here to be turned into a video: http://bit.ly/2kwqhuhSubscribe for more! https://goo.gl/
03:10 Popular
The Mystery Of Motion Sickness - Rose Eveleth

1,124 views / 0 likes - added 8 years ago

View full lesson: http://ed.ted.com/lessons/the-mystery-of-motion-sickness-rose-eveleth Although one third of the population suffers from motion sickness, scientists aren't exactly sure what causes it. Like the common cold, it's a seemingly simple problem
Featured
04:23
The Awesome Bug That Lives on Frozen Volcanos

361 views / 0 likes - added 4 years ago

In the frozen mini volcanoes on Mauna Kea there lives a scavenger-predator that prefers its meals delivered.Thank you to Dr. Jesse Eiben for information on Wekiu bug ecology and evolution.Hosted by: Hank GreenSciShow has a spinoff podcast! It's called Sci
07:12
This Frog-Killing Fungus Could Wipe Out Entire Species

295 views / 0 likes - added 3 years ago

Scientists at the Oakland Zoo are taking drastic measures to prevent mass extinctions of the yellow-legged frog. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more ReWild! http://bit.ly/rewildplaylist Visit our shop at http://shop.seeker.comA r
04:01
The Plankton Paradox

186 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/minuteearth2The competitive exclusion principle predicts that there would just be a few species of plankton, but instead
01:12
Snippet: Cowbird eggshells could double as deadly weapons

421 views / 0 likes - added 6 years ago

Thick-shelled eggs can crack those of other birds when dropped from a height. Learn more: http://www.sciencemag.org/news/2018/05/cowbird-eggshells-could-double-deadly-weapons Read the paper: https://academic.oup.com/beheco/advance-article-abstract/doi/10.
03:54
Why Are Most Galaxies Spiral-Shaped?

574 views / 0 likes - added 7 years ago

The structure of spiral galaxies is more complex than we thought. Here's how the laws of physics contribute to the shaping of galaxies. Everything We Know About The Andromeda Galaxy - http://bit.ly/2blkOkG Sign Up For The Seeker Newsletter Here - http://b
01:29
Meet “Chirocopter”: A drone that flies within swarms of bats

620 views / 1 likes - added 6 years ago

The machine is outfitted with equipment that can track bat movements and record their chirps Learn more: http://www.sciencemag.org/news/2018/03/meet-chirocopter-drone-flies-within-swarms-bats Read the research: http://onlinelibrary.wiley.com/doi/10.1111/2
Featured
04:39
How Many People Would We Need To Colonize Another Earth?

469 views / 0 likes - added 7 years ago

Various companies are working to settle on other planets. How long would it take and what issues would we face along the way? Earth-Like Planet Discovered! What You Need To Know - https://youtu.be/NIz42cy0vLQ Sign Up For The Seeker Newsletter Here - http:
14:16
Japanese Green Tea: From Farm to Table

420 views / 0 likes - added 4 years ago

If you're like me and had no clue that most of the world's tea, including Japanese green tea, comes from the same plant, then come along for a tea learning journey!Special thanks to d:matcha for giving me a behind-the-scenes look at how it all happens in
08:18
Slow Moving Waves in Giant Hanging Loops--- Cool Science Experiment

461 views / 0 likes - added 4 years ago

The speed of waves through a stationary ropes or chain can vary due to the tension and the density of the material. What happens when the rope itself is put into motion and then a wave disturbance is added. This idea is the start of our investigation usin
07:04 Popular
Slow Moving Waves in Rope - Physics of toys // Homemade Science with Bruce Yeany

765 views / 1 likes - added 7 years ago

The speed of waves through a stationary rope can vary due to the tension and the density of the material. What happens when the rope itself is put into motion and then a wave disturbance is added. This idea is the start of our investigation using a few di
38:41 Popular
Converting Units With Conversion Factors - Metric System Review & Dimensional Analysis

1,449 views / 0 likes - added 3 years ago

This metric system review video tutorial provides an overview / review of how to convert from one unit to another using a technique called dimensional analysis or the factor label method. It shows you how perform conversions with SI units in the metric sy
01:51
Diving Underwater With Elusive Devil Rays

373 views / 0 likes - added 5 years ago

Devil rays are mysterious sea creatures that are rarely seen in the wild. With their population dwindling, biologists are racing to learn more about the species before devil rays disappear altogether. Subscribe to Seeker VR ►►► http://bit.ly/2cPGh2u Downl
05:05 Popular
The Gulf Stream & Climate Change

946 views / 2 likes - added 8 years ago

Learn about the role of the sea in global warming. The global conveyer belt is part of the large-scale ocean circulation that is driven by differences in the density of the waters. It plays a key role in keeping the climate at balance and Europe warm. Glo
Featured
33:11 Popular
Social Behaviour In Dinosaurs - With David Hone

742 views / 1 likes - added 8 years ago

How do you learn about the social behaviour of animals that have been extinct for millions of years? Palaeontologist David Hone discusses what the fossil record can – and can’t – tell us about how the dinosaurs lived. Subscribe for regular science videos:
04:10 Popular
Approximating With Powers Of 10 | Numbers And Operations | 8th Grade | Khan Academy

1,175 views / 0 likes - added 8 years ago

Learn how to approximate how much larger the world population was than the US population in 2014. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/cc-eighth-grade-math/cc-8th-numbers-operations/cc-8th-orders-of-
03:45 Popular
One Of The Last Generations Of Siberian Tiger? - Operation Snow Tiger - BBC

2,874 views / 21 likes - added 8 years ago

The team prepare for the cubs to be slowly released back into the wild. These three cubs represent 1% of the total Siberian Tiger population. Subscribe to BBC Earth: http://www.youtube.com/subscription_center?add_user=BBCEarth BBC Earth YouTube Channel: h
02:20
The Burning of Washington

91 views / 0 likes - added 6 months ago

During the War of 1812, British forces stormed into Washington, D.C. and set fire to the White House and other federal buildings. Rather than dent U.S. morale, the sacking of Washington served to galvanize the population against the British.Untold is a fr
01:38
Pumpkin vs Red Wigglers 62-day time-lapse - FAST PLAYBACK - vermicomposting

516 views / 0 likes - added 5 years ago

The bin's worm population was split; half of them remaining in the bin & the other half of the worms were loaded into the hollowed-out pumpkin. A bunch of shredded paper was loaded in after them to keep the worms up near the top of the pumpkin. The id
11:45
Five of the Most Bizarre Towns in the World

512 views / 0 likes - added 6 years ago

In this reel, we go globetrotting to some of the strangest towns in the world. We begin in the Republic of Molossia, population, 32, get our tongue twisted at Llanfairpwllgwyngyllgogerychwyrndrobwyllllantysiliogogogoch, and cruise through canals in the Ne
07:02
Discovering the Past Through Dinosaur Poop

553 views / 0 likes - added 5 years ago

Please support our videos http://www.patreon.com/scifri Although the praire outside of Choteau, Montana is best known as the fossil quarry that provided definitive paleontological insights into the parenting habits of dinosaurs, it’s also the perfec
02:18 Popular
Why These Parasites Eat Their Hosts To Survive

702 views / 0 likes - added 5 years ago

Parasitoids are a type of parasite that kill their host animals to survive. While it seems gruesome, this type of behavior is important for keeping our ecosystem balanced. If parasitoids didn't destroy their hosts, the population of invasive species like
03:34
What's Inside a Smartphone?

142 views / 0 likes - added 2 years ago

Let's open up your smartphone and fly through it. It's like a teardown but fully animated using accurate models and images from my former smartphone. This video doesn't have a script or me reading anything but rather it can be used to get a general sense
09:41 Popular
Searching for Beavers! (Part 1) | Maddie Moate

922 views / 0 likes - added 4 years ago

Join Greg and I as we go on a canoe safari in search of Beavers! Beavers were considered extinct in the UK for hundreds of years and it's only recently that they've been re-introduced! Population numbers are still so low, so seeing them in the wild is ext
03:09 Popular
Why Your Body Is AMAZING!

806 views / 0 likes - added 8 years ago

Our bodies are pretty incredible, here's why! SUBSCRIBE! It's free: http://bit.ly/asapsci Follow us @whalewatchmeplz & @mitchellmoffit SHARE on Twitter: http://bit.ly/1LSruiE SHARE on Facebook: http://on.fb.me/1NSpYh2 Written by Rachel Salt, Gregory Brown
Featured
03:07
INDIAN GIANT SQUIRREL : RATUFA INDICA

643 views / 1 likes - added 5 years ago

The Indian giant squirrel, or Malabar giant squirrel, (Ratufa indica) is a large tree squirrel species genus Ratufa native to India. It is a large-bodied diurnal, arboreal, and herbivorous squirrel found in South Asia. It is called 'Shekru' in Marathi and
02:08 Popular
Why Do Birds Migrate Like This?

739 views / 0 likes - added 6 years ago

Buy the book: "Where the Animals Go: Tracking Wildlife with Technology in 50 Maps and Graphics" at http://www.wheretheanimalsgo.com Copyright 2016 by James Cheshire and Oliver Uberti. First American Edition published by W. W. Norton & Company, Inc. in 201
10:53 Popular
When Will We Run Out Of Names?

816 views / 0 likes - added 9 years ago

Vsauce is nominated for a Webby in Science & Education! You can support learning online by voting for Vsauce or any of the FANTASTIC nominees here: http://pv.webbyawards.com/2015/online-film-video/video-channels-and-networks/science-education THANKS!! SOU
04:32
Neural network racing cars around a track

578 views / 0 likes - added 5 years ago

Teaching a neural network to drive a car. It's a simple network with a fixed number of hidden nodes (no NEAT), and no bias. Yet it manages to drive the cars fast and safe after just a few generations. Population is 650. The network evolves through random
03:28
The Crabs Are Coming

65 views / 0 likes - added 5 months ago

We made this video in partnership with the Bik Lab at University of Georgia and the National Science Foundation.As the waters warm in the deep sea around Antarctica, ecosystem-crushing crabs are able to live closer and closer to the continent.LEARN MORE**
08:16
Wild Horses: America's most beloved invasive species? | 4K Drone Footage

481 views / 0 likes - added 3 years ago

Thank you to Target for supporting PBS. You can learn more at: https://target.com/communityShare your story today: https://to.pbs.org/3izZeXhWild horses made their home on the islands of North Carolina centuries ago, supposedly descendants of horses broug
02:48 Popular
Fresh Water Meets Sea Water Boundary Explained

3,584 views / 2 likes - added 4 years ago

This is the Fraser River Delta just in front of Vancouver BC Canada, this is where sea water meets fresh water.The river water from Fraser River, flows into the ocean water of the Strait of Georgia. Modern Science has discovered that in the places where t
04:13
This 3D-Printed Bunny Could Be the Future of Data Storage

605 views / 0 likes - added 4 years ago

This 3D-printed plastic rabbit is an advanced proof of concept for DNA as data storage. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylist Visit our shop at http://shop.seeker.comJust like 1s and 0s are
02:26
This Man Runs A Micronation Of 32 People

492 views / 0 likes - added 8 years ago

Welcome to the Republic of Molossia: Population 32. Although not officially recognized by the United States, Molossia is a self-declared nation in the middle of the Nevada desert. This micronation has its own post office, bank and space program. Its presi
01:07
A Gazelle As Rare As It Is Small

616 views / 2 likes - added 7 years ago

The Speke’s gazelle is the world's smallest gazelle, and is also one of the most endangered. This Bambi lookalike lives in the semidesert areas in the Horn of Africa. Named after English explorer John Hanning Speke, this gazelle has fallen victim to habit
06:53
Gut Microbiome Explained in Simple Words

148 views / 0 likes - added 1 year ago

The gut microbiome are the trillions of microorganisms primarily bacteria, but also fungi, viruses and protists that live inside your digestive system. Scientists are discovering that these microbes are vital for us to live healthy lives. They help us dig
04:05
Hedgehog and Oscar Take Over the Alien Kingdom | Summer Camp Island | HBO Max

296 views / 0 likes - added 3 years ago

The King leaves Hedgehog and Oscar in charge of the kingdom while he and Puddle are away, their only task is to check up on the swan population.About Cartoon Network: Welcome to Cartoon Network's YouTube Channel, your destination for episode clips, behind
04:34
Ultrasonic Levitation

219 views / 0 likes - added 3 years ago

Acoustic levitation meets Schlieren optics: By reflecting a sound wave back onto itself, one can secure a standing wave if the distance between the source of the sound and the reflector is equal to an integral number of half wavelengths. In this demonstra
01:21
This Desert Lagoon Is No Mirage

635 views / 0 likes - added 7 years ago

Amid the rolling sand dunes of this Peruvian desert, an oasis springs from nowhere, adding life to the landscape. Legend has it that the lagoon was created when a princess fled her would-be captor and left the water she had been bathing in, which became t
05:17
How Long To Fall Through The Earth?

688 views / 1 likes - added 8 years ago

Thanks to Audible.com for supporting this video: http://www.audible.com/minutephysics Original video collaboration with Vsauce: https://www.youtube.com/watch?v=jN-FfJKgis8 Thanks to everyone who supports MinutePhysics on Patreon! http://www.patreon.com/mi
Featured
03:35 Popular
Float a Boat!

791 views / 2 likes - added 7 years ago

We've learned before here on SciShow Kids how boats can float on water using displacement! Today, Bill and Webb will show you how to build you own boat and see displacement in action! Anchors aweigh! ---------- Like SciShow? Want to help support us, and a
Featured
08:02
Accidental discovery shows we can rebuild coral reefs 40X faster

434 views / 0 likes - added 5 years ago

David Vaughan works on the Florida Reef Tract, the third largest coral reef in the world and a vastly important ecosystem for sustaining underwater life. He and a team of scientists are working to combat the crisis in the world’s coral reefs—t
06:22
What caused the Rwandan Genocide? - Susanne Buckley-Zistel

109 views / 0 likes - added 11 months ago

Dig into the history of the Rwandan Genocide of 1994, during which over one-tenth of the countrys population was killed.--For one hundred days in 1994, the African country of Rwanda suffered a horrific campaign of mass murder. Neighbor turned against neig
01:31
What Happens When You Eat Too Much Sugar? According To A Sugar Expert

559 views / 0 likes - added 6 years ago

What happens when you eat too much sugar? According to Robert Lustig, the author of "The Hacking Of The American Mind," the liver is the only organ that can metabolize sugar. Consuming too much of the sweet substance can cause your liver to build a resist
04:48
The infamous overpopulation bet: Simon vs. Ehrlich - Soraya Field Fiorio

237 views / 0 likes - added 2 years ago

Discover an infamous bet between two professors, which sought to predict whether the earth would run out of resources due to a growing human population.--In 1980, Paul Ehrlich and Julian Simon bet $1,000 on a question with stakes that couldnt be higher: w
03:42
How Long Did People Use To Live?

247 views / 1 likes - added 2 years ago

Start building your ideal daily routine The first 100 people who click on the link will get a FREE week trial and 25% OFF Fabulous Premium https://thefab.co/minuteearthBy analyzing survivorship curves over the centuries, we can learn whats changed about h
02:22
Would you eat a grasshopper? Future Sushi | We The Curious

131 views / 0 likes - added 2 years ago

As our population grows & the climate changes, what are some of the foods we might have to eat more of in the future? Ross Exton of the Live Science Team goes to After Hours in At-Bristol to tuck in to some grasshopper sushi.This video was presented by: R
07:03
The COVID-19 Vaccines Are Here. So What Happens Next?

278 views / 1 likes - added 3 years ago

Getting approval for one or more COVID-19 vaccines is just the first step on the long journey we've been on now. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylist Visit our shop at http://shop.seeker.co
03:01 Popular
Tokyo’s Vertical Farms - The Future of Farming | WIRED

990 views / 0 likes - added 6 years ago

How do we feed a growing population in areas where land is scarce? Grant Imahara visits Tokyo, where "vertical farms" give us a glimpse at what the future of farming may look like. This video was created by WIRED Brand Lab in partnership with Mouser Elect
Featured
01:21
Slime Houses of Pinky-Size Plankton Cycle Carbon

531 views / 0 likes - added 7 years ago

This tiny larvacean blows up a mucus balloon up to a meter across. It pumps water through feeding structures to concentrate food particles, and may be an important player in oceanic carbon cycling. Subscribe to our channel: https://youtube.com/SciAmerican
02:55
Caffeine 101 | National Geographic

567 views / 0 likes - added 5 years ago

Nearly 90% of the United States population has at least one caffeinated beverage every day. Learn about the chemistry of caffeine, how it causes increased alertness and focus, and how caffeine is capable of causing overdoses. ➡ Subscribe: http://bit.ly/Na
03:15 Popular
Poop Transplants!

1,226 views / 0 likes - added 8 years ago

Love MinuteEarth? We'd love your support! Subscribe on Subbable - https://subbable.com/minuteearth Thanks to our Subbable supporters who make MinuteEarth possible! Patrick Karkabi @Xefir_Destiny Sidhartha_T - https://twitter.com/Sidhartha_T and Dave Piel,
05:34
The incredible secret life of London's bees - BBC

474 views / 0 likes - added 5 years ago

SUBSCRIBE to the OFFICIAL BBC YouTube channel: https://bit.ly/2IXqEIn LAUNCH BBC iPlayer to access Live TV and Box Sets: https://bbc.in/2J18jYJ With enormous open spaces available, London's bee population is thriving, discovering innovative and new ways t
06:33
Ugly History: Cambodian Genocide - Timothy Williams

197 views / 0 likes - added 2 years ago

Dig into the era of the Khmer Rouge in Cambodia, which perpetuated a genocide that killed a quarter of the countrys population. --From 1975 to 1979, the Communist Party of Kampuchea ruled Cambodia with an iron fist, perpetrating a genocide that killed one
02:16
Why Our Favorite Crops Live Fast and Die Young

527 views / 0 likes - added 6 years ago

To start using Tab for a Cause, go to: http://tabforacause.org/r/minuteearth2 We mostly grow annual plants because they reliably produce energy-rich seeds, which we like to eat. Thanks to our Patreon patrons https://www.patreon.com/MinuteEarth and our You
02:22
The Cloud Piano | That's Amazing

599 views / 1 likes - added 7 years ago

What does a cloud sound like? Studio artist and educator David Bowen wanted to find out, so he built a machine to let the sky play music. Yes, really. Behold the Cloud Piano—a robotic installation that plays a note on the piano based on the movement and d
Featured
12:01 Popular
The Civil War, Part I: Crash Course US History #20

1,318 views / 11 likes - added 9 years ago

In which John Green ACTUALLY teaches about the Civil War. In part one of our two part look at the US Civil War, John looks into the causes of the war, and the motivations of the individuals who went to war. The overarching causes and the individual motiva
Fantastic Fungi, Official Film Trailer | Moving Art by Louie Schwartzberg

234 views / 0 likes - added 2 years ago

When so many are struggling for connection, inspiration and hope, Fantastic Fungi brings us together as interconnected creators of our world. Fantastic Fungi, directed by Louie Schwartzberg, is a consciousness-shifting film that takes us on an immersive j
05:13
Why Is Caviar So Expensive?

684 views / 0 likes - added 6 years ago

Caviar is one of the most expensive foods in the world. Selling for up to $35,000 per kilo, it's revered and relished by aristocrats across the globe. But it's an acquired taste. Turns out, caviar wasn't always so valuable. In the 19th century, sturgeon s
04:09 Popular
Wolves 101 | Nat Geo Wild

1,829 views / 13 likes - added 5 years ago

With their piercing looks and spine-tingling howls, wolves inspire both adoration and controversy around the world. Find out how many wolf species exist, the characteristics that make each wolf's howl unique, and how the wolf population in the continental
11:53 Popular
The Digestive System: CrashCourse Biology #28

1,073 views / 6 likes - added 9 years ago

Hank takes us through the bowels of the human digestive system and explains why it's all about surface area. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like Crash Course? http://www.facebook.com/youtubecrashcourse Follow Crash Cours

>> View ecology population density web videos