TED-Ed
Why don’t we get our drinking water from the ocean? | Manish Kumar
Humans have been transforming seawater into potable freshwater for millennia. Today, billions of people can’t access clean drinking water, and 87 different countries are projected to be “water-scarce” by 2050. So, how can we use seawater...
MinutePhysics
The Astounding Physics of N95 Masks
This video was written in collaboration with Aatish Bhatia - https://aatishb.com To learn more about using & decontaminating N95 masks: https://www.n95decon.org Thanks to Manu Prakash for useful discussion and feedback (Manu is involved...
MinuteEarth
How Birds Fooled Military Radar: A Technology Turned Conservation Tool
A technology to ignore birds on radar ended up being useful to study and conserve them.
TED-Ed
TED-Ed: How do gas masks actually work? | George Zaidan
You might think of gas masks as clunky military-looking devices. But in the near future, we may need to rely on these filters as part of our everyday lives. In addition to emerging diseases, wildfire frequency has more than tripled, and...
SciShow
Why We'll Never Build a Perfect Clock
We can make clocks that keep accurate time for millions of years. We can also make clocks with such high resolution they tick one billion billion times per second. So why can't we make a clock that does both?
SciShow
The Science of Mouth Taping
Have you heard about this technique called mouth taping, and the claims it can cure everything from asthma to bad breath? We're here to cover what science and peer-reviewed research actually has to say about it.
SciShow
Do Fish Drink Water?
They live in the water, but do they actually drink it? Turns out, some fish actually do! Learn all about how different kinds of fish get the fresh water that they need to survive in this new episode of SciShow!
SciShow
Do Those Glasses Really Fix Colorblindness?
You've seen those viral videos of colorblind people putting on special glasses and reacting to colors they've never seen before! Today, we'll explore how colorblindness works and what those glasses try to do to fix it! Hosted by: Hank Green
SciShow
7 Strange Ways Birds Use Their Feathers
Feathers are great for flying—but did you know birds use their feathers for so much more? Find out what secrets birds are hiding from us in this new episode of SciShow!
SciShow
7 Organisms That Can Clean Toxic Waste
Toxic waste, by definition, is harmful to living things, but there are actually a bunch of plants, animals, fungi, and microbes that can help us clean it up! Hosted by: Olivia Gordon
PBS
Between vegetarian caf_ and Trump caf_, a political chasm in Texas
Three months since the election and a few weeks into the new Trump administration, recent public opinion polls show we live in a deeply divided country. So what are voters saying about the new president? William Brangham has a tale of...
PBS
Can students return a billion oysters to NY harbor
Oysters were once abundant in New York City, but decades of over-harvesting and pollution led to their near-extinction there. Now, an education initiative called the Billion Oyster Project teaches public school students how to help bring...
PBS
Fighting to breathe in the world's most polluted city
Delhi now outranks Beijing as the world's most polluted city. Carbon dioxide, ozone and fine carbon particles get trapped over India's capital, mostly due to dirty fuels, causing long-term health consequences such as lung and heart...
TED-Ed
TED-Ed: What happens if you cut down all of a city's trees? | Stefan Al
By 2050, it's estimated that over 65% of the world will be living in cities. We may think of nature as being unconnected to our urban spaces, but trees have always been an essential part of successful cities. Humanity has been uncovering...
MinutePhysics
The Astounding Physics of N95 Masks
This video was written in collaboration with Aatish Bhatia - https://aatishb.com To learn more about using & decontaminating N95 masks: https://www.n95decon.org Thanks to Manu Prakash for useful discussion and feedback (Manu is involved...
MinutePhysics
Bell's Theorem: The Quantum Venn Diagram Paradox
This video discusses how polarized sunglasses act as quantum measurement devices by demonstrating the strange behavior of light passing through multiple filters. It delves into the concept of quantum entanglement, Bell's theorem, and the...
SciShow
Bioprecipitation: How Bacteria Makes Snow
Raindrops and snowflakes generally start to form around something else in the air, like a speck of dust, but sometimes that something else is bacteria.
SciShow
How the Manhattan Project Gave Us Today's Air Filters
HEPA filters are the basis of modern filtration - but they also represent a straight line from the Manhattan Project to your living room!
SciShow Kids
Parachute Adventure! - #sciencegoals
Today is exciting, because Jessi and Squeaks are making parachutes! Tag along to learn how you can make your own, and what forces are being used to make your parachute work!
SciShow
Why You Can’t Listen to Music While You Work
Some people are capable of concentrating in a storm of noise and motion, and some get distracted by the slightest squeak of a classmate’s chair. This has to do with our brain’s ability to filter, and not only are both entirely natural,...
SciShow
How Giant Creatures Eat Tiny Meals: 5 Fabulous Filter Feeders
Some of the largest creatures that have ever lived on earth thrive by eating tiny prey. Why don’t they eat bigger fish, and how can they even consume these things they can barely see? Here are 5 creatures that grow to be giants by eating...
SciShow
Innovating Technology & The Veiled Chameleon - Talk Show #21
Hank talks with University of Montana Professor Rick Hughes about innovating technology and training the SciShow staff. Special guest appearance with Jessi and Veiled Chameleon 'Twirly'.
PBS
Is Instagram Revolutionizing Photography?
With its ability to make boring cellphone photos look "vintage" and "artsy", the mobile application Instagram has exploded worldwide. Derided by its detractors as a tool for making bad photos worse, we take an alternate view and argue...
TED Talks
TED: The beautiful tricks of flowers | Jonathan Drori
In this visually dazzling talk, Jonathan Drori shows the extraordinary ways flowering plants -- over a quarter million species -- have evolved to attract insects to spread their pollen: growing 'landing-strips' to guide the insects in,...