Instructional Video9:06
SciShow

The Bizarre Evolution of Hemipenes (yes...hemipenes.)

12th - Higher Ed
Snakes have two penises (aka hemipenes) that come in a diverse array of shapes and sizes. And they could owe it all to their lack of legs.
Instructional Video2:52
SciShow

Why Sexy Is Sexy

12th - Higher Ed
Hank delves into the scientific reasons behind why we are attracted to the people we're attracted to. It's complicated.
Instructional Video4:09
SciShow

Whiteflies Destroy Crops Thanks to a Stolen Plant Gene | SciShow News

12th - Higher Ed
The silverleaf whitefly – a very prolific pest – is the only insect that we know of with a functional stolen plant gene.
Instructional Video5:30
SciShow

Cephalopods Have a Totally Wild Way of Adapting

12th - Higher Ed
With their squishy bodies and color-changing abilities, octopuses and other cephalopods already look like our planet’s resident aliens. But researchers have discovered yet another thing that separates them from most other animals on...
Instructional Video9:14
SciShow

What Can You Actually Learn from Your Genome?

12th - Higher Ed
Genetic tests can give you advice about what lifestyle, diet, and level of exercise are best for you. But you should take those suggestions with a grain of salt, because, when it comes to our bodies, our genes aren’t so much an open...
Instructional Video4:49
SciShow

Do Bacterial Cells Store Memories?

12th - Higher Ed
Some bacteria seem to be using a type of memory to help them alter future behaviors, based on their past experiences.
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 Video5:21
SciShow

We Might Be Totally Wrong About Alzheimer’s

12th - Higher Ed
Scientists found that the prevailing hypothesis of how the Alzheimer’s disease starts might be wrong, and some viruses could be the culprit.
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 Video10:01
SciShow

The Viruses That Changed Our World

12th - Higher Ed
While viruses can be deadly and completely wreak havoc on humanity, they can also sometimes change our world for the better. Join Hank Green for a new episode of SciShow and learn the truth about the viruses that have shaped humanity...
Instructional Video4:49
SciShow

The Mystery of the Biggest Genomes

12th - Higher Ed
3 billion base pairs is a pretty typical genome size for organisms like us, but there are a few plants and animals with genomes so huge they completely blow this number out of the water. Hosted by: Olivia Gordon
Instructional Video2:53
SciShow

The Mosquito That Doesn’t Bite You, Even Though It Could

12th - Higher Ed
If you know one thing about mosquitoes, it’s probably their lust for blood. But there’s actually one species that almost never bites, even though it can. Could finding out why help us combat blood-borne diseases? Hosted by: Michael Aranda
Instructional Video4:36
SciShow

Fish Pee: The Coral Reef Superfood

12th - Higher Ed
Fish consider the ocean their own personal toilet. Well, researchers found out that's not such a bad thing!
Instructional Video9:39
SciShow

7 of the Most Uniquely FIERCE Sharks

12th - Higher Ed
You've heard of the Great White and the Hammerhead—but what about the lesser known but equally fierce sharks? Join Hank Green for a biting look at 7 weird sharks you're sure to love (and fear!)
Instructional Video9:13
SciShow

5 Things We Still Get Wrong About Human Reproduction

12th - Higher Ed
You'd think we'd know everything there is to know about sexual reproduction. But as it turns out, there are still quite a few things we picked up that aren't exactly true, and we're here to correct that.
Instructional Video4:38
SciShow

We Found a Bunch of New Eye Color Genes | SciShow News

12th - Higher Ed
This week, scientists have managed to make tear gland organoids that cry, and have also found a bunch of new genes involved in eye color!
Instructional Video22:06
SciShow

The Most Hardcore Creatures on Earth | Compilation

12th - Higher Ed
From mice that battle scorpions to microscopic moss piglets that can survive a solar storm, here are 6 of Earth’s most hardcore beings!
Instructional Video5:13
SciShow

Old Pill, New Trick

12th - Higher Ed
One team of researchers may has found a promising lead in the fight to cure or prevent Alzheimer's. And another team is helping us understand how Hydras regrow their heads. Hosted by: Hank Green
Instructional Video10:25
SciShow

How Plant Grafting Actually Works and Why It's So Cool

12th - Higher Ed
Have you heard of plant grafting? With this age-old trick, you can get a tree to bear fruit in half the time, not to mention a myriad of other miracles! Learn all about what grafting can do for you in this SciShow episode hosted by Rose...
Instructional Video11:36
SciShow

5 Times Evolution Did Its Best

12th - Higher Ed
Usually when you think of evolution or natural selection, you think of survival of the fittest. But sometimes, the resulting traits of evolution aren’t the most efficient solutions to the problems at hand. With the bar set to “good...
Instructional Video5:12
SciShow

Mendel Got Extremely Lucky (...or Maybe He Lied)

12th - Higher Ed
Science, while often the result of a stroke of genius, can just as easily be a stroke of extraordinarily good luck. Mendel’s work just happened to be a mix of the two.
Instructional Video6:07
SciShow

Scientists Pull RNA from a 14,000 Year-Old Wolf | SciShow News

12th - Higher Ed
This week in news, a discovery in genetics that was once thought unbelievable, and a parrot so large that it shakes up what we know about avian evolution.
Instructional Video5:48
SciShow

News | Where Did Domesticated Horses Come From?

12th - Higher Ed
New information has helped us understand where domestic horses came from. And by counting some tree rings, researchers were able to find evidence of Norse presence in the Americas in 1021 CE.
Instructional Video10:21
SciShow

How Much Junk Is in Your DNA Trunk?

12th - Higher Ed
The human genome is 3.2 billion base pairs long and contains around 20,000 genes, but how much of that is garbage? Hosted by: Hank Green