PBS
Earth's Ozone Layer Continues To Recover, Scientists Report
In one of the great environmental success stories of our time, scientists say that a 35-year-old agreement has resulted in the steady and promising recovery of the Earth's ozone layer, a critical protective shield that blocks harmful...
Bozeman Science
The Greenhouse Effect
In this video Paul Andersen explains how the greenhouse effect and greenhouse gases keep our planet warm enough to be habitable. He explains how greenhouse gases keep heat closer to the surface. He finally shows how increases in...
PBS
First Detection of Life
In 1990, an experiment conceived by Carl Sagan was performed using using the Galileo spacecraft. The purpose? To detect life on a planet based on measurements by a space probe. The experiment was successful, and abundant life was...
TED-Ed
The "myth" of the boiling frog | TED-Ed
Since 1850, global average temperatures have risen by 1 degree Celsius. That may not sound like a lot, but it is. Why? 1 degree is an average. Many places have already gotten much warmer and if average temperatures increase one more...
SciShow
How Engineers Are Turning Wind into Protein Powder
Alternative energy is great, but our infrastructure isn't exactly equipped to handle it. So scientists are coming up with other ways to use it, including turning it into food.
TED-Ed
TED-ED: What is the shape of a molecule? - George Zaidan and Charles Morton
A molecule is nearly all empty space, apart from the extremely dense nuclei of its atoms and the clouds of electrons that bond them together. When that molecule forms, it arranges itself to maximize attraction of opposite charges and...
TED-Ed
TED-Ed: Why do we pass gas? - Purna Kashyap
Flatulence is a daily phenomenon. In fact, most human beings pass gas 10-20 times a day (yes, that includes you). Where does your bodily gas come from? Purna Kashyap takes us on a journey into the intestines, shedding light on how gas is...
SciShow
7 Mysteries Science Hasn't Solved
Even science can't yet explain these 7 extremely cool, weird phenomena in the universe, despite decades or even centuries of research. Chapters BALL LIGHTNING 1:09 3:07 SONIC BOOM SKYQUAKES 3:13 FAST RADIO BURSTS 4:21 Actinomycetes 6:42...
MinutePhysics
How Do We Know What Air is Like on Other Planets?
How 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...
SciShow
Deep Sea Microbiome: SciShow Talk Show
Hank talks with MacArthur Fellow Dr. Victoria Orphan of CalTech about organisms of the deep sea and the impact it has on our environment.
SciShow
6 Mysteries Geologists Can’t Explain — Yet!
Explaining strange Earth geology is often straightforward — combine a volcanic eruption a dash of erosion, and boom, you’ve got a striking cliff! But not all the features on this planet are so easy to figure out. From the ground randomly...
SciShow
Our Smelly Solar System
Sight, sound, and yes, taste, have all helped humanity better understand space, but what about smells? Scientists think we have a pretty good idea of what some places smell like, and decoding astronomical aromas can be a good way of...
SciShow
Curiosity Found Organic Molecules on Mars! Now What
Last week, NASA released some pretty cool Mars news: Curiosity found even more evidence to indicate the planet could’ve been habitable billions of years ago.
SciShow
This Reaction Could Let Us Live on Mars
There is a chemical reaction discovered a century ago that could be the key to creating everything from fuel to shelter on Mars!
SciShow
Secrets of Life from A Giant Pool of Asphalt | Weird Places: Pitch Lake, Trinidad
Trinidad's Pitch Lake is a huge, oily, and filled with millions of tons of asphalt. It may not sound like a great place to live, but the lake is teeming with microscopic life! And learning more about these organisms could give us insight...
SciShow
How Carl Sagan Predicted Nuclear Winter
Carl Sagan predicted some amazing things including the aftermath of nuclear war.
SciShow
The Coolest Things We Didn't Know About Pluto Two Years Ago
On July 14, 2015, New Horizons flew by Pluto. Scientists have used the data from the mission so far to uncover active geology, an enormous canyon, a unique case of chemical coloration, and more. What else might we discover as we venture...
TED Talks
TED: How ancient Arctic carbon threatens everyone on the planet | Sue Natali
What will happen to the planet if climate change melts what's left of Arctic permafrost? Shedding light on this overlooked threat, Arctic geologist Sue Natali reveals the true danger of heating up the iciest place on the planet: the...
SciShow
Setting Spaceships on Fire
What's more exciting than a spaceship? A spaceship on Fiya! NASA plans on playing with fire. Caitlin Hofmeister explains in this episode of SciShow Space!
PBS
That Time Oxygen Almost Killed Everything
What if we told you that there was a time when oxygen almost wiped out all life on Earth? 3 billion years ago, when the world was a place you'd never recognize, too much of a good thing almost ruined everything for everybody.
SciShow
Water Weirdness Sweaty Comets, and Titan's Hidden Oceans
SciShow News gives you some wet and weird developments from around the solar system, including new insights about what liquid lurks under the surface of Titan, and a sweaty comet that's been spotted on its way toward the sun.
SciShow
Something Is Creating and Removing Oxygen on Mars - SciShow News
Oxygen levels in the Martian atmosphere are mysteriously inconsistent, and scientists don’t have a clear explanation for what’s behind the changes. Meanwhile, scientists DO have explanations for the tiger-like stripes on one of Saturn’s...
TED-Ed
The world's most dangerous fart | Nick Caruso and Dani Rabaiotti
For most humans, farts are a welcome relief, an embarrassing incident, or an opportunity for a gas-based gag. But for many other creatures, farts are no laughing matter. Deep in the bowels of the animal kingdom, farts can serve as tools...