Instructional Video3:49
SciShow Kids

Why Does the Moon Change?

K - 5th
Have you ever wondered why, some nights, the moon looks like a big, bright circle, and some nights it looks like a little sliver? Join Jessi and Squeaks to learn about how the moon's orbit changes the way we see it here on Earth!
Instructional Video4:10
SciShow

Do Menstrual Cycles Really Sync Up?

12th - Higher Ed
Have you had your period at the same time as your friends or family members? Is this a physiological effect or coincidence? Join Hank Green as he provides some insight on this phenomenon!
Instructional Video5:02
TED-Ed

TED-ED: What is epigenetics? - Carlos Guerrero-Bosagna

Pre-K - Higher Ed
Here's a conundrum: Identical twins originate from the same DNA ... so how can they turn out so different - even in traits that have a significant genetic component? Carlos Guerrero-Bosagna explains that while nature versus nurture has a...
Instructional Video4:47
SciShow

Do Weighted Blankets Really Do Anything?

12th - Higher Ed
If you’ve used a weighted blanket before, you might have felt how weirdly comforting it is, but can it actually help your mental health?
Instructional Video5:52
SciShow

Do Spicy Food Lovers Live Longer?

12th - Higher Ed
Spicy food is delicious, but how does it affect our health?
Instructional Video4:41
SciShow

Know Your Scientists Archaeology or Paleontology

12th - Higher Ed
How do you make an archaeologist really mad, really fast? Ask her if she’s found any dinosaurs. SciShow helps you Know Your Scientists by explaining the many differences between archaeology and paleontology, and how they’re each awesome...
Instructional Video2:06
SciShow

Why Do We Itch?

12th - Higher Ed
Learn why we itch and what scientists have discovered that may help chronic itchiness!
Instructional Video5:28
TED Talks

Christina Warinner: Tracking ancient diseases using ... plaque

12th - Higher Ed
Imagine what we could learn about diseases by studying the history of human disease, from ancient hominids to the present. But how? TED Fellow Christina Warinner is an achaeological geneticist, and she's found a spectacular new tool --...
Instructional Video2:36
SciShow

Does Milk Make You Phlegmy?

12th - Higher Ed
It’s become a common belief worldwide that gulping down a glass of milk will make you phlegmy. But... there seems to be no real scientific evidence to back up that claim.
Instructional Video5:48
SciShow

Jupiter's Moons May Keep Each Other Warm

12th - Higher Ed
As small as Jupiter's moons are in comparison to the giant planet, they may actually have an important role to play in keeping each other warm, heating the moons enough to have liquid oceans!
Instructional Video3:46
SciShow Kids

Get to Know Your Galaxy!

K - 5th
Have you ever thought about what's beyond our solar system? Think real big, because we're about to explore galaxies!
Instructional Video5:05
SciShow

How Doctors on Earth Stopped a Medical Emergency in Space

12th - Higher Ed
There was a medical incident on the ISS which required NASA to treat an astronaut from Earth. And astronomers have discovered what might be some of the universe’s earliest stars.
Instructional Video21:43
SciShow

Mimics, Twins, and Doppelgӓngers... Obviously | SciShow Quiz Show

12th - Higher Ed
Two bespectacled science YouTubers enter, one bespectacled science YouTuber leaves ... because while they may look suspiciously alike, Joe Hanson has his own channels while Hank’s gonna stick around here. The only question is who will...
Instructional Video4:44
SciShow

Why Just Smiling Could Make You Feel Happier

12th - Higher Ed
Being happy makes you smile, but that might just work the other way around, too.
Instructional Video2:48
SciShow

Does Shaving Make Your Hair Thicker?

12th - Higher Ed
You've probably heard someone explain that hair grows in thicker after shaving, but is there any truth to this or is it just a myth?
Instructional Video3:25
SciShow

A ‘New Neptune’ With Water, and Cyanide in Space

12th - Higher Ed
SciShow Space News shares the latest developments from around the universe, including the discovery of water vapor on a new “exo-Neptune,” and cyanide found in the clouds where stars are born.
Instructional Video8:43
SciShow

5 Reasons to Dustbust, Even in Space

12th - Higher Ed
There are many types of dust with some surprising things floating around in them, from poop to bacteria. And these dusts can take an extreme toll on your health
Instructional Video4:27
SciShow

Saving the Elephants with Carbon Dating

12th - Higher Ed
The researchers have found that almost all the illegal ivories are from recent poaching. Meanwhile, humans are not only animals that are farsighted!
Instructional Video4:15
SciShow

3 Chemistry Experiments That Changed the World

12th - Higher Ed
Chemistry is the study of matter - stuff, and how it interacts with other stuff. Even though chemistry doesn't make a lot of news these days, chemists are making discoveries that change lives all the time. If Hank had to narrow down all...
Instructional Video4:09
SciShow

The Real Reason Kids Have Imaginary Friends

12th - Higher Ed
You might be concerned with your kids talking to their invisible friends, but those imaginary friends might have some positive impacts on your kids.
Instructional Video8:06
Crash Course

Harriet Martineau Gender Conflict Theory Crash Course Sociology

12th - Higher Ed
Today we’re exploring another branch of conflict theory: gender conflict theory, with a look at sociology’s forgotten founder, Harriet Martineau. We’ll also discuss the three waves of feminism, as well as intersectionality.
Instructional Video5:14
SciShow

Does Psychotherapy Work?

12th - Higher Ed
You might’ve heard people talking about how awesome psychotherapy can be, but is it actually effective?
Instructional Video7:01
SciShow

What Does Facebook Really Know About Your Personality?

12th - Higher Ed
Facebook has access to extensive data about its millions of users across the world, but what exactly can they learn from that information?
Instructional Video3:47
SciShow

Stardust Discovery, and 2 Planetary Conjunctions

12th - Higher Ed
SciShow Space shares the latest developments from around the universe, including news about the first material ever collected from outside the solar system, and a backyard astronomers’ guide to two upcoming planetary conjunctions.