Instructional Video3:05
SciShow

Can Dogs Smell Fear?

12th - Higher Ed
We're taught to be cool around strange dogs because they smell fear, and that might be true, but your fear is probably freaking them out too!
Instructional Video3:20
SciShow

Camel Dung was The First Probiotic

12th - Higher Ed
Back in the day, bacterial diseases like dysentery were super deadly, but the nomadic people in northern Africa had long known about an effective, if hard to swallow, cure.
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 Video3:05
SciShow

The Secrets of Life’s Toughest Material

12th - Higher Ed
One of the toughest materials known to science is made not by humans, but by nature... and it's inside of oysters.
Instructional Video5:19
SciShow

New Insights Into What Fruit Fly Sex Is Like

12th - Higher Ed
It's the year 2018, and we now know that flies like to ejaculate. But how does this tie into our understanding of addiction?
Instructional Video5:04
SciShow

Laser Archaeology: Revealing the Amazon's Urban Jungle

12th - Higher Ed
Hard-to-reach places, like the Amazon rainforest, can hide traces of past civilizations. But scientists are finding ways to explore these areas from above and discover the effects these ancient peoples had on their environment.
Instructional Video4:43
SciShow

How the White House Killed Two Presidents

12th - Higher Ed
Working in the White House in the 1840s may have been more hazardous than we thought.
Instructional Video4:34
SciShow

Can Climate Change Make Lightning… Supercharged?

12th - Higher Ed
The oceans absorb a lot of CO2, leading to a variety of effects like ocean acidification. But you might not expect one of those effects: stronger lightning strikes.
Instructional Video9:47
SciShow

7 Bizarre Uses for Animal Secretions

12th - Higher Ed
You're probably aware of lots of the things we take from animals, but for centuries, humans have been sneaking animal secretions into a bunch of things you probably didn't know about, like your Easter candy, your Mom's perfume, and even...
Instructional Video7:34
SciShow

Our Entire Society is Built on a Geological Fluke

12th - Higher Ed
If a tree falls into the forest and doesn't decompose, what happens to it?
Instructional Video2:48
SciShow

Why Are There Bacteria In My Yogurt?

12th - Higher Ed
Having bacteria in your food doesn't really sound great, but you couldn't have yogurt without it! Learn why in this week's QQ!
Instructional Video7:00
SciShow

Why Animals Take Care of Other Animals' Young

12th - Higher Ed
Did you know that some species take care of young that are not their own? This surprising practice is called alloparenting, and it’s been observed in animals from otters, like Rosa and Selka, to birds to baboons!
Instructional Video9:34
SciShow

Wheezy Waiter on Movie Science, Mutant Flu Facts, and 2 Sounds You've Never Heard!

12th - Higher Ed
Wheezy Waiter announces the SciShow nominees for "Worst Science in a Film," & Hank talks about the bird flu and shares two sounds that had never been heard by human ears until very recently.
Instructional Video7:37
SciShow

Monogamy

12th - Higher Ed
Hank examines the zoological definition of monogamy, as well as some other breeding strategies that animals use.
Instructional Video6:11
SciShow

When Athletes Dope ... & Einstein FTW

12th - Higher Ed
This week's SciShow news has Hank bringing us a primer on the science behind various illegal and illicit ways in which athletes "improve" their bodies, proof of general relativity that we can actually see, and a new way to measure how...
Instructional Video8:06
SciShow

The Secrets Hidden in Your Tears, Earwax, and Other Secretions

12th - Higher Ed
Our various secretions - from tears to earwax - can tell us more about our bodies than you might think!
Instructional Video6:02
SciShow

Why NASA Uses Satellites and Airplanes to Study Frogs

12th - Higher Ed
Why NASA Uses Satellites and Airplanes to Study Frogs
Instructional Video4:05
SciShow

Where Did That One Thick, Dark Hair Come From?

12th - Higher Ed
Some days you look in the mirror and find a long dark hair where it didn't use to be. Maybe you're going through puberty, pregnancy, or menopause. Maybe you're not. But either way, that hair didn't appear out of nowhere. It just went...
Instructional Video5:21
SciShow

How Herpes Can Actually Be Good For You

12th - Higher Ed
Can having Herpes actually have benefits? While herpes viruses cause harmful or annoying afflictions like chickenpox and cold sores, there’s also evidence it can help your immune system fight unrelated attackers. Join Olivia Gordon for a...
Instructional Video2:51
SciShow

How Can a Saw Know What It’s Cutting?

12th - Higher Ed
Table saws, while quite useful for woodworking, are also dangerous machines, which is why some incredible safety mechanisms have been invented to help you remain one with your body parts. Hosted by: Stefan Chin
Instructional Video6:14
SciShow

Earth Is Losing its Roots

12th - Higher Ed
Roots do more than hold plants in place -- they hold the planet in place. They're an important defense against drought and climate change, and of course, our actions are changing them.
Instructional Video5:27
SciShow

Bdelloids: The Most Hardcore Animals in the World?

12th - Higher Ed
Bdelloid rotifers have a superpower. If their DNA is shredded to pieces, whether from a lack of water or a blast of radiation, they can put it back together. Hosted by: Hank Green
Instructional Video10:07
SciShow

7 Animals That Can't Be Trusted

12th - Higher Ed
Almost every human has told a lie at some point or another - but did you know that we are not the only species to do this? From dogs to cuttlefish to thornbills, these 7 animals also lie!
Instructional Video2:13
SciShow

What Did Dinosaurs Taste Like?

12th - Higher Ed
Have you ever wondered what dinosaur meat might have tasted like? Chances are you've eaten dinosaur more recently than you might expect.