TED Talks
Freeman Dyson: Let's look for life in the outer solar system
Physicist Freeman Dyson suggests that we start looking for life on the moons of Jupiter and out past Neptune, in the Kuiper belt and the Oort cloud. He talks about what such life would be like -- and how we might find it.
SciShow
Weird Places: Movile Cave
In 1986, a prospecting crew in southern Romania was looking for a good place to build a geothermal power plant, when they accidentally discovered one of the oddest caves of all
SciShow
Building a Base on the Moon
If you've ever dreamed of living on Earth's Moon, we've got an episode for you!
SciShow
A World Within Our World: Hang Sơn Đoòng | Weird Places
Hang Sơn Đoòng in Phong Nha-Kẻ Bàng National Park is the largest known cave in the world, big enough to have its own jungles, weather, and... pearls?
Crash Course Kids
The Life Hydrologic
Last week we went up up up a mountain. Well, today we're going down down down into the ocean to see what habitats await us there. Yep, the ocean has layers and the types of things we encounter there change the deeper we go.
SciShow Kids
Why Do I Have Freckles?
Do you know anyone with freckles? Maybe you have freckles yourself! Jessi has them, and she's been wondering what they are, where they come from, and why some people have them and some people don't!
SciShow
Fun in the Summer Sun… on Saturn
For 13 years, the Cassini probe circled Saturn and sent back fascinating data about the seasons of Saturn as it moved through a 29 Earth year Saturnian year.
SciShow
Are Sea Urchins USING TOOLS?!
You might have noticed that sea urchins sometimes make some interesting fashion choices, covering themselves with all sorts of odds and ends, and it turns out they have a lot of different reasons for doing this.
SciShow
Why the Oceans Are Getting Darker
You’d never tell just by staring out from a sandy beach, but the coasts are gradually getting darker, and the effects of this darkening are only beginning to be understood.
SciShow Kids
What Will Happen During the Solar Eclipse?
There's an Eclipse coming on August 21st, and Jessi and Squeaks are PUMPED! Today, they'll show you where in the world you'll be able to see the eclipse, what happens during an eclipse, and tell you how you can watch the eclipse safely!
SciShow
Countershading: Why Do Penguins Wear Tuxedos?
Penguins are infamous for being ready for any formal event, yet it seems that we're still unsure why they, and numerous animals have this distinct color contrast.
TED-Ed
TED-Ed: How a single-celled organism almost wiped out life on Earth - Anusuya Willis
There's an organism that changed the world. It caused the first mass extinction in Earth's history and also paved the way for complex life. How? Anusuya Willis explains how cyanobacteria, simple organisms that don't even have nuclei or...
TED Talks
Nicholas Negroponte: One Laptop per Child, two years on
Nicholas Negroponte talks about how One Laptop per Child is doing, two years in. Speaking at the EG conference while the first XO laptops roll off the production line, he recaps the controversies and recommits to the goals of this...
TED Talks
Richard Weller: Could the sun be good for your heart?
Our bodies get Vitamin D from the sun, but as dermatologist Richard Weller suggests, sunlight may confer another surprising benefit too. New research by his team shows that nitric oxide, a chemical transmitter stored in huge reserves in...
SciShow
Why Are Plants Green Instead of Black?
Nothing says "nature" like a lush green forest. But why are plants green in the first place?
SciShow
3 Extreme Climate Fixes
Hank talks about a few - maybe crazy, maybe reasonable - geoengineering schemes that some scientists have come up with in order to "fix" climate change, including designer clouds, ocean fertilization, and stratospheric shading with...
SciShow Kids
Where Do Icicles Come From?
Winter means snow, and snow means lots of fun! Jessi and Squeaks love building snowmen and snow forts, but there's one really cool thing made of snow that they can't build themselves: icicles! Join them to learn how these natural winter...
TED-Ed
TED-ED: How plants tell time - Dasha Savage
Morning glories unfurl their petals like clockwork in the early morning. A closing white waterlily signals that it's late afternoon. And moon flowers, as their name suggests, only bloom under the night sky. What gives plants this innate...
SciShow
Carbon on the Moon Hints That It Didn’t Form Like We Thought | SciShow News
The idea that the Moon is a blown-off chunk of the Earth is known as the giant impact hypothesis - but the presence of carbon on the Moon throws this hypothesis into question.
TED Talks
Bill Gross: A solar energy system that tracks the sun
Bill Gross, the founder of Idealab, talks about his life as an inventor, starting with his high-school company selling solar energy plans and kits. Learn here about a groundbreaking system for solar cells -- and some questions we haven't...
SciShow
Photosynthesis WITHOUT THE SUN
Plants need light to survive. But apparently, that doesn't have to be sunlight.
SciShow
3 Unexpected Effects of Plastic Pollution
You probably already knew that plastic can be bad, but scientists have taken a closer look, and found out it can be bad in surprising ways.
SciShow
The Key to Finding Life Elsewhere in the Universe: Purple Planets?!?
Some scientists believe that 3.6 billion years ago Earth might have been purple, and that theory is giving us some clues in our search for life in the universe.
SciShow
Why Our Nights Are Getting Hot
The average global temperature is on the rise, evidenced by the ten warmest years on record happening since 2005. But this isn’t just about greenhouse gases preventing heat from escaping. Another culprit comes in the form of…clouds.