SciShow
6 Parasites That Live INSIDE Cells
When you think "parasite," you might think of leeches or some nasty tape worm, but there are some that can live inside your very own cells. Chapters Plasmodium 0:56 Rickettsia 2:49 ROCKY MOUNTAIN SPOTTED FEVER 2:59 Legionella 4:09...
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...
TED Talks
Fiorenzo Omenetto: Silk, the ancient material of the future
Fiorenzo Omenetto shares 20+ astonishing new uses for silk, one of nature's most elegant materials -- in transmitting light, improving sustainability, adding strength and making medical leaps and bounds. On stage, he shows a few...
SciShow
Why Is the Perfect Shower Temperature So Hard To Find?
Somewhere between "boiling lava" and "the surface of Pluto" is the perfect shower temperature, but why is it so elusive?
SciShow Kids
Why Are Wet Dogs Smelly?
Squeaks and Jessi made a new friend, Cassie the puppy! They gave her a bath after playing in the mud, but now she smells even worse than before! Why do wet dogs smell so bad?!
SciShow Kids
Life in the Redwoods | Surprising Animals of the Redwood Forest
Jessi and Squeaks are learning more about the redwoods, and all the different animals that live in the different layers! Second Grade Next Generation Science Standards Disciplinary Core Idea: LS4.D: Biodiversity and Humans - There are...
Be Smart
What Do Raindrops Really Look Like?
What do raindrops look like? Exactly how we drew them as kids, right? Wrong! Teardrop-shaped rain is physically impossible. This week I went inside a vertical wind tunnel to bring you the true shape of rain.
Bozeman Science
Water Potential
Paul Andersen explains how populations experience exponential. He begins by address the major players; N (population size) and r (growth rate). He models population growth in rabbits through four generations. He then shows you how to use...
SciShow Kids
What Is Squid Ink?
Our friend the Giant Squid inspired a SciShow Kids viewer to write us and ask, 'What is squid ink, and can you write with it?' Jessi has the answers!
SciShow Kids
Solar-Powered Slugs
We need to eat food to fuel our bodies, but this special slug, called emerald elysia, can make food using sunlight - just like plants do! All organisms have external parts. Different animals use their body parts in different ways to see,...
SciShow
How Rain Might Make Mountains Grow
Geologists have a few ideas as to how rain affects mountains. But could rain also help mountains grow?
SciShow
A Giant Underground Lake on Mars! | Breaking News
Scientists have discovered an underground lake of liquid water on Mars! While this isn’t itself evidence for life on Mars, it does raise some new possibilities.
SciShow
3 Extreme Ways Trees Survive the Winter
Animals have all kinds of adaptations to help them get through winter, from hibernation to boots and hats. But trees have to make it through the coldest months of the year alive, too, and they've developed some pretty extreme ways to do it!
SciShow
5 Things Humans Got Really Wrong About Our Bodies
Throughout history, people have been trying to figure out how our bodies work and how to fix them when things go wrong. This has led to some ideas that, with the benefit of hindsight, seem very strange
SciShow
What Causes 'Old People Smell'?
If you've ever associated a smell with old age, you weren't imagining it—it all has to do with the chemistry of our skin.
TED Talks
TED: The tiny balls of fat that could revolutionize medicine | Kathryn A. Whitehead
What if you were holding life-saving medicine ... but had no way to administer it? Zoom down to the nano level with engineer Kathryn A. Whitehead as she gives a breakdown of the little fatty balls (called lipid nanoparticles) perfectly...
SciShow
5 Clues to Earth's Climate History
As Earth’s climate changes, one of the hardest things to figure out is exactly how the planet will change in response. And while we can’t know the future for sure, we can get a lot of good clues from the past.
MinuteEarth
MinuteEarth - The Story of Our Planet
Our first video ever! Agriculture, hula hoops, SARS, and THIS video: how long did they take to get around the earth?
TED-Ed
TED-Ed: How big is the ocean? - Scott Gass
While the Earth's oceans are known as five separate entities, there is really only one ocean. So, how big is it? As of 2013, it takes up 71% of the Earth, houses 99% of the biosphere, and contains some of Earth's grandest geological...
SciShow Kids
Why Do We Blink?
Ever have a staring contest? Why is it so hard?! Jessi answers a question from a curious SciShow Kids viewer: Why do we blink?
Crash Course
Building a Desalination Plant from Scratch: Crash Course Engineering #44
An essential part of engineering is engineering design. Today we’ll see how design synthesis helps you put together the components of a process and decide what techniques are needed to solve your problem. We’ll explain the need test...
SciShow
The Oldest Shipwreck in the World
Marine archeologists accidentally found the world’s oldest known intact shipwreck, and their work scanning, diving, and exploring has given us some very cool insights into more than just our history sailing the oceans.
SciShow
Japans Ominous Dancing Cats and the Disaster That Followed
In the 1950s, the people of Minamata, Japan started seeing strange behavior from the local cats, and it wasn't long before humans were showing the same symptoms.
SciShow Kids
Why Don’t Animals Need Sunscreen?
You should always wear sunscreen when you're playing outside, but you may have noticed that animals are outside all the time and they don't need sunscreen. Why?