Instructional Video6:44
SciShow Kids

These Caterpillars Don't All Look Like Caterpillars | SciShow Kids

K - 5th
In this episode, Jessi and Squeaks explore the many ways that caterpillars use to avoid being munched on by predators, and that it often comes down to how they look!
Instructional Video12:04
SciShow

Octopuses Have a Favorite Arm

12th - Higher Ed
Most humans might be right-handed, but plenty of other animals have a preferred hand (or whatever they've got instead of hands) too. The more general term is lateralization, and it's found in everything from kangaroos to octopuses.
Instructional Video7:41
PBS

Did An Ancient Pathogen Reshape Our Cells?

12th - Higher Ed
There is one - and only one - group of mammals that doesn’t have alpha-gal: the catarrhine primates, which are the monkeys of Africa and Asia, the apes, and us.
Instructional Video6:44
SciShow

Why So Many Ladybugs Don't Look Like Ladybugs

12th - Higher Ed
Ladybugs are red with black spots, right? Well, not always. There's a lot of genetic and evolutionary reasons that they can be different colors with wacky patterns.
Instructional Video8:30
Amoeba Sisters

Punnett Squares and Sex-Linked Traits (UPDATED)

12th - Higher Ed
Explore how to solve Punnett squares that involve sex-linked traits, specifically focusing on X-linked traits. Video has a resource available here https://www.amoebasisters.com/handouts This 2023 UPDATED sex-linked traits Amoeba Sisters...
Instructional Video3:26
SciShow

The Future of Human Evolution

12th - Higher Ed
Do you like drinking milk or chatting with your friends? Well, you can enjoy those because of the evolution happened over the past million years, and we are still evolving. Let's find out what will we be like in the future with us!
Instructional Video3:30
SciShow

Are Blue Eyes Endangered?

12th - Higher Ed
SciShow explains the genetics -- and physics -- behind why blue eyes are blue, and what the future may be for the trait. Spoiler alert: Blue eyes aren’t really blue! SciShow explains!
Instructional Video10:24
SciShow

6 Delightfully Goth Animals

12th - Higher Ed
When you see a black cat, you might think of witches and goth bands, but they're also a great example of a melanistic animal, and they're not the only ones!
Instructional Video10:11
SciShow

Gregor Mendel: Great Minds

12th - Higher Ed
Hank brings us the story of Gregor Mendel, the Austrian monk who, with the help of a garden full of pea plants, discovered the fundamental properties of inheritance and paved the way for modern genetics. He also gives us the dirt on a...
Instructional Video3:04
SciShow

So Apparently Platypuses Glow in the Dark

12th - Higher Ed
Of all the weird animals that exist in the world, platypuses are up there with the weirdest, and last year scientists discovered something even more peculiar about their fur: it glows! What may be even more strange, though, is how little...
Instructional Video8:55
SciShow

How Goldfish Went From Pretty To Invincible And Back Again

12th - Higher Ed
We began keeping goldfish as pets more than 1,000 years ago, but their beauty wasn’t the only thing they had going for them. Goldfish had a lot of really weird biological traits that made them incredibly resilient. And in an unfortunate...
Instructional Video3:27
SciShow

Why Do Corgi Mixes Always Look Like Corgis?

12th - Higher Ed
Humans have had a soft spot for these furry little mutants ever since our friendship with dogs began, but why is it that Corgi mixes often just look like a Corgi that’s wearing a costume?
Instructional Video10:49
Be Smart

How Some Words Get Forgetted

12th - Higher Ed
English is a confusing language for many reasons. But the irregular verbs might be the most confusing part. Why is "told" the past tense of "tell" but "smold" isn't the past tense of "smell"? It turns out that the study of irregular...
Instructional Video11:35
SciShow

5 Times Evolution Should Have Planned Ahead

12th - Higher Ed
Natural selection can lead to some pretty amazing adaptations, but sometimes the resulting traits aren’t the most efficient solutions to the problems at hand. With the bar set to “good enough,” here are some features that arose from...
Instructional Video6:03
SciShow

Animal Personalities Are More Like Ours Than You Might Think

12th - Higher Ed
If you’ve ever been around animals, you know they can have different personalities, but there’s one trait that scientists used to believe was uniquely human.
Instructional Video4:23
TED-Ed

TED-Ed: Why do humans have a third eyelid? | Dorsa Amir

Pre-K - Higher Ed
You know that little pink thing nestled in the corner of your eye? It's actually the remnant of a third eyelid. In humans, it's vestigial, meaning it no longer serves its original purpose. There are several other vestigial structures in...
Instructional Video6:56
Be Smart

Why Do You Love Your Family?

12th - Higher Ed
Why do we love people we're related to? Compared to strangers, why do we feel such a deep sense of connection with our family members? Sure, they're nice to us, we take care of each other, and we often live with them, but there has to be...
Instructional Video1:31
Be Smart

Why Do Men Have Nipples? - 12 Days of Evolution #7

12th - Higher Ed
Some of the biggest evolution questions finally answered.
Instructional Video10:50
SciShow

6 Diseases That Have Shaped Human History

12th - Higher Ed
Infectious diseases have had some pretty major impacts on human history… and that’s putting it mildly. Here are 6 diseases that shaped human history
Instructional Video4:04
TED-Ed

TED-Ed: The myth of Pandora's box - Iseult Gillespie

Pre-K - Higher Ed
Pandora was the first mortal woman, breathed into being by Hephaestus, god of fire. The gods gave her gifts of language, craftsmanship and emotion. From Zeus she received two gifts: the trait of curiosity and a heavy box screwed tightly...
Instructional Video5:48
SciShow

Not Every Egomaniac Has Narcissistic Personality Disorder

12th - Higher Ed
Professionally diagnosing narcissistic personality disorder is difficult for psychologists, partially because anyone who might have it just thinks they’re great!
Instructional Video2:42
SciShow

Why Does Music Give Us Chills?

12th - Higher Ed
When a musician rips into a totally sweet solo, it can give you goosebumps and send a chill down your spine, but how does that happen?
Instructional Video10:19
SciShow

6 Delightfully Goth Animals

12th - Higher Ed
When you see a black cat, you might think of witches and goth bands, but they're also a great example of a melanistic animal, and they're not the only ones! Chapters MELANISTIC ANIMAL 0:24 PYGMY GRASSHOPPERS 0:48 BLACK PANTHERS 1:53...
Instructional Video2:12
SciShow

Why Do Cats Knead?

12th - Higher Ed
SciShow tackles one of the cutest questions ever: Why cats knead. You might have heard the theory, but do you know what adult cats would hold on to kitten-like behavior? The answers await!