Instructional Video6:49
SciShow

How to See Really Tiny Things Without Killing Them

12th - Higher Ed
Where would biology be without microscopes? But for a long time, in order to see the smallest bits of life, that life had to be dead. Then along came Atomic Force Microscopy, which let us observe things like DNA and proteins moving...
Instructional Video2:55
SciShow

There's Water on...the Sun?

12th - Higher Ed
With an effective surface temperature of roughly 5,500 degrees Celsius, you might think water couldn't survive on the Sun. Well, scientists debated whether or not it was there for nearly a century, and it turns out, it can!
Instructional Video3:56
SciShow

This Diagram of Earth Is a Lie

12th - Higher Ed
When you learned about the Earth’s interior in school, you were probably shown a diagram that looked like a perfect layer cake. But we've known for a long time that that diagram is... inaccurate at best, and leaves out information that...
Instructional Video4:03
SciShow

The Truth About Asparagus and Your Pee

12th - Higher Ed
An astonishing amount of research has gone into the question of whether asparagus really makes your urine smell funny. Sci Show explains it all inside!
Instructional Video5:32
SciShow

Could a Shirt Hear Your Heartbeat? | SciShow News

12th - Higher Ed
Microphones keep getting smaller and smaller, but have you ever asked what it would be like to have a bigger one in the form of a shirt? And though we tend to incorrectly think that we’re having two-way conversations with our pets, we...
Instructional Video8:49
SciShow

A Brief History of Birth Control

12th - Higher Ed
Gym teacher Hank gives us the full story of the past, present, and future of birth control.
Instructional Video4:04
SciShow

Using One of the Deadliest Neurotoxins for Beauty... and Medicine?

12th - Higher Ed
Using One of the Deadliest Neurotoxins for Beauty... and Medicine?
Instructional Video3:58
SciShow

Huge Sperm and Giant Tentacles: Relax, It's Marine Biology

12th - Higher Ed
SciShow shares the latest developments in science, this week including new insights into the evolution of giant sperm, and the discovery of a whole new order of animal. ----------
Instructional Video5:44
SciShow

How Old Are You? Well, Your Liver Is 3

12th - Higher Ed
This week, a group of researchers use nuclear fallout to figure out how old liver cells are, while another gets one step closer to predicting volcanic eruptions.
Instructional Video5:56
SciShow

Wildfires Make Their Own Weather, Including...

12th - Higher Ed
Climate change is causing wildfire season to get worse every year. And our models of wildfires can't keep up with the things fires can do... like spawn devastating fire tornadoes.
Instructional Video5:03
SciShow

Why’d the Ocean Stop Getting Saltier?

12th - Higher Ed
If salty water is constantly spilling into the world’s oceans, does that mean they are getting saltier by the day?
Instructional Video4:05
SciShow

Why Carbon Dating Might Be in Danger

12th - Higher Ed
Carbon dating transformed fields like archeology and paleontology, but its use might be in danger.
Instructional Video7:39
SciShow

This Robot Filled the Deep Ocean Gap in the Carbon Cycle

12th - Higher Ed
Carbon is fundamental to life on Earth. And it goes through a complex cycle, from up in the atmosphere, to the depths of the ocean. But down there, the carbon trail gets harder to follow. Or at least, it was that way until this little...
Instructional Video5:35
SciShow

Why It's Good for COVID-19 Models to Be Wrong

12th - Higher Ed
As we react to the predictions that epidemiological models make, changing the ways we act and go about our lives, those estimates can appear totally off. But if a model’s predictions end up being wrong, that might mean it's done exactly...
Instructional Video6:09
SciShow

What Really Happened the First Time We Split a Heavy Atom in Half

12th - Higher Ed
When scientists first split the atom, they didn’t realize what they’d done until physicist Lise Meitner figured out they had discovered what we now call nuclear fission.
Instructional Video2:28
SciShow

Do Dead Batteries Really Bounce?

12th - Higher Ed
Some people have this idea that dead batteries bounce if you drop them, but is it true?
Instructional Video5:15
SciShow

We Just Found Out Fat Cells Can Move!

12th - Higher Ed
Fat cells don't often receive praise in everyday life, but they probably deserve more credit, as they might be healing our wounds.
Instructional Video3:04
SciShow

This Flatworm Remembers Things After You Cut Off Its Brain

12th - Higher Ed
Planarians are flatworms most known for being able to grow a new head if it gets cut off, but perhaps even stranger is the fact that their new head retains some of the memories from the old one. Hosted by: Michel Aranda
Instructional Video2:43
SciShow

Catfish Walking on Land Find Water by its Smell

12th - Higher Ed
There’s a reason behind the saying “fish out water.” Fish don’t tend to do well if they’re not immersed in liquid. But walking catfish are surprisingly adept at making their way on land.
Instructional Video5:32
SciShow

The Toughest, Biggest, and Hottest Science of 2017

12th - Higher Ed
2017 has been an eventful year, so as it comes to a close we'd like to look back at some of its most superlative science.
Instructional Video13:15
SciShow

5 Things Mosquitoes LOVE

12th - Higher Ed
Have you ever wondered why you get bit by mosquitoes more than your friends? Why do mosquitoes love some people but not others? Join Hank Green for a new episode of SciShow and discover what exactly makes people mosquito magnets!
Instructional Video4:12
SciShow

Now We Can Turn Your Thoughts Into Reality

12th - Higher Ed
How is it that you can be looking at a distinct object in front of you, yet picture something entirely different in your mind? The inner workings of what’s happening in our brains to allow this is a puzzle that scientists are now...
Instructional Video2:50
SciShow

The Frog with Hidden Claws

12th - Higher Ed
A frog with retractable claws? Weird. A frog with claws that it has to push through its skin to use? Even weirder.
Instructional Video8:35
SciShow

Faster Than Light Facts, Horny Little Man, and Worst Science Movie Winner!

12th - Higher Ed
Hank gets to the bottom of this "faster-than-the-speed-of-light-neutrino" kerfuffle, discusses some ancient stuff, and announces the winner of the award for worst science in a film.