Instructional Video2:55
SciShow

Placebos & Nocebos: How Your Brain Heals and Hurts You

12th - Higher Ed
You've probably heard how some drugs and treatments make people feel better, even when they turn out to be fake. That's the placebo effect, but how does it work? And could the same effect backfire, causing your brain to make you feel...
Instructional Video2:28
SciShow

Nature’s Secret Weapon Against Microbes: Squid Skin

12th - Higher Ed
There's a compound found in squid skin that they use to change color and protect their cells, but it could also help us fight some of the most common disease-causing microbes out there.
Instructional Video2:52
SciShow

Maybe Yawning Protects You From...Snakes?

12th - Higher Ed
Why is yawning contagious? It might be your body trying to keep on the lookout for snakes.
Instructional Video2:58
SciShow

Is Your Dog Bilingual?

12th - Higher Ed
Your dog might seem like a bit of a goof, but they might be capable of more tricks than you think. A new study from researchers in Hungary investigated whether dogs can distinguish between new and familiar languages.
Instructional Video2:48
SciShow

If There's Acid Rain, Is There Basic Rain?

12th - Higher Ed
You've probably heard of acid rain: rain that's more acidic than normal because of pollution in the atmosphere. But, if rain can become more acidic, shouldn't it also be able to become more basic?
Instructional Video1:58
SciShow

How Do Pineapples Eat Us Back?

12th - Higher Ed
The pineapple. Sweet, juicy, and kind of painful. What is it about this tropical fruit that seems to bite us back?
Instructional Video2:54
SciShow

How Did North America End Up With a Marsupial?

12th - Higher Ed
Both North and South America have their own species of marsupial, the opossum, but how they got so far away from their Australian relatives is a bit of a mystery.
Instructional Video2:09
SciShow

How Can I Make A Traffic Light Turn Green?

12th - Higher Ed
If you've ever been stuck at a red light on a country road, you know it can be annoying. No other cars for miles, but you can't shake the feeling that if you run the light, one will appear out of nowhere and slam into you. Today we have...
Instructional Video2:29
SciShow

Do Zombies Float or Sink?

12th - Higher Ed
If you’re trying to figure out where to plan on sheltering during the zombie apocalypse, it’s essential to know whether zombies sink or float!
Instructional Video2:03
SciShow

Do Animals Cry?

12th - Higher Ed
Plenty of animals have tears that moisturize their eyes. But does that mean they’re sad? Quick Questions explains!
Instructional Video2:56
SciShow

Could Your Blood Type Ever Change?

12th - Higher Ed
From A positive to O negative, everyone's born with a blood type, and they're stuck with that blood type for their whole lives... or are they?
Instructional Video2:01
SciShow

Can Gargling Salt Water Cure a Sore Throat?

12th - Higher Ed
Gargling with warm saltwater for a sore throat is a remedy commonly known and loved by doctors, and there is some evidence to back it up, but it’s not a cure.
Instructional Video2:07
SciShow

Are You a Supertaster?

12th - Higher Ed
Some people have more taste buds than the rest of us. They’re called supertasters, and they can taste things others can’t. Special thanks to our tasters: Matthew Gaydos Lindsey Doe Julia Maes Hank Green
Instructional Video4:22
SciShow

A Giant Underground Lake on Mars! | Breaking News

12th - Higher Ed
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.
Instructional Video8:25
SciShow

7 New Species Discovered in Cities

12th - Higher Ed
Scientists are discovering new species at the bottom of the ocean and deep in the rainforest, but there are also plenty of new animals being discovered in cities around the world!
Instructional Video8:05
SciShow

7 Myths About Movement

12th - Higher Ed
Bumblebees fly, lights turn on, and you can ride a bike without falling over. We all know these things to be true, but what you may not know is the real reason behind why they work. Join Olivia to bust seven myths about motion.
Instructional Video9:51
SciShow

6 Sleeper-Agent Pathogens That Can Make You Sick

12th - Higher Ed
Your body usually does a great job defending you from all kinds of viruses, fungi, and bacteria. However, there are some pathogens out there that can hide from your immune system and stay dormant in your body, waiting for their...
Instructional Video9:06
SciShow

6 Reasons We Have to Say a Study Was "In Mice"

12th - Higher Ed
A lot of our videos include the disclaimer "Mice aren't people." But why do we keep saying this, and if rodent studies aren't effective, why do we keep using them?
Instructional Video8:29
SciShow

5 Strange Cases of Animal Rain

12th - Higher Ed
You might want a really sturdy umbrella to dig into this video, because we’re discussing 5 animals that have a tendency to rain down from the sky and the reasons we think this might be happening!
Instructional Video9:11
SciShow

5 of the World's Most Bizarre Seeds

12th - Higher Ed
Some plants have very unique ways to disperse their seeds. Olivia introduces 5 of the most bizarre seeds in the world!
Instructional Video9:39
SciShow

5 Inventions Showing Us the Future of Solar Energy

12th - Higher Ed
When you imagine the energy of the future, solar power is probably in the picture – but in recent years, less than 2% of the world’s electricity has come from solar power. Here are 5 new inventions that are likely to change that.
Instructional Video8:06
SciShow

5 Animals That Sleep Too Much (and One That Might Not Need To)

12th - Higher Ed
In the animal kingdom, sleeping can be dangerous. Lying completely motionless and unconscious for hours at a time is just asking for trouble. There are, however, some sleepy risk-takers who spend almost all of their days snoozing.
Instructional Video2:48
SciShow

3 Things Your Dog Should Not Be Doing

12th - Higher Ed
Dogs do a lot of weird things, and sometimes they’re funny enough to post on Tumblr. But before you do, make sure li’l Scamp isn’t doing any of these three things -- because they spell trouble.
Instructional Video2:46
SciShow

3 Things You Didn't Know About Voyager

12th - Higher Ed
Hank tells us three things we probably didn't know about the Voyager 1 spacecraft.