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Why Don't Birds Lay Square Eggs?
What is ”egg-shaped” even? I used to think it was the shape of a chicken egg. Then one day I saw a collection of eggs from lots of different bird species, and I realized just how many different kind of egg shapes there really are! I had...
SciShow
Why Do Animals Eat Their Own Babies?
It might seem pretty dark from a human point of view, but for some animals, feasting on your own offspring is the best way to ensure you and your other babies might have a more successful life.
SciShow
This Parasite Needs To Ruin Three Lives
Why do so many parasites, especially helminths aka flatworms, jump around as many as THREE hosts to complete their life cycle? Why isn't one host good enough for them? We'll find out why parasites evolve complex life cycles that don't...
SciShow
Why These Animals Eat Sh*t
Of all the food options in the world, you'd think that feces would be low on anyone's preference list. But for these animals, eating poop can be anything from a delicacy to a health food - and yes, humans are on the list too.
SciShow
Will Climate Change Turn More Reptiles Female?
We hear all the time about the ways that climate change could disrupt the world. But thanks to a quirk of reptile biology called temperature-based sex determination, it could also mean a surge in the numbers of female reptiles.
MinuteEarth
The Weird Sex Lives of Bluegills
When it comes to the mating game, fish have some of the strangest ways of thwarting the competition.
SciShow
The Fly That Lays Eggs in Toad Nostrils
We were probably all told to quit picking our noses at one point, and by most standards, this is good advice. But if you were a toad, it might come in handy to scratch away blowfly eggs.
SciShow
Bird Eggs Warn Each Other About Danger
Although they don’t seem like the talkative type, recent research suggests that bird eggs can use vibrations to relay warnings about the outside world to their nest-mates.
SciShow
9 of the Weirdest Sperm Adaptations
You probably have a vague idea of what sperm does, but not all sperm are created equal, and some have even developed unique adaptations to get where they're going.
SciShow
3 Deadly Diseases You've Probably Never Heard Of
There are some diseases, like Zika or malaria, that get a lot of media coverage. However, every year, millions of people are infected with diseases that are just as deadly that we never hear anything about.
SciShow
The Bizarre Evolution of Hemipenes (yes...hemipenes.)
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.
SciShow
Why Viruses are Good for Wasps
Contracting a virus is generally a bad thing, but among certain parasitic wasps, passing a virus to their offspring is actually key to their survival.
SciShow
Why Do These Penguins Kill Their First Egg?
In what seems like an inefficient use of resources, these penguins always lay two eggs, but then ignore, discard, or just straight-up destroy the first one. What gives, penguins?
SciShow
Eating Your Immunizations
For those with a fear of needles, edible vaccines seem like some distant utopian dream, but that dream may soon be a reality... for chickens.
SciShow
Curious Orangutans and 4 Other Animals a Bit Different in Captivity
Surround a wild animal with humans, and there are bound to be some changes. Here are five animals that show differences in captivity.
SciShow
7 Extreme Animal Moms
From changing diapers to cleaning up vomit, human parents can have it tough, but at least they don't have to incubate their babies under their skin or liquify their own guts to feed their brood like these animal moms do! In honor of...
SciShow
6 Non-Mammal "Milk" Producers
When you think of milk, you might think of mammals like humans and cows, but there are other species that give food to their young, in their own weird ways.
SciShow
6 Animals Living Their Best Lives in Cities | Synurbic Species
When humans build a city, most species in the area tend to disappear. But there are some, called synurbic species, that are living their best lives in our concrete jungles. Hosted by: Stefan Chin
SciShow
These Superpowered Animals Use Your 5 Senses, But Better
Many animals use the same five senses as we do, but these creatures take that beyond the next level.
SciShow
The Mosquito That Doesn’t Bite You, Even Though It Could
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
SciShow
What the CRISPR Embryo Editing Study Really Taught Us
What did the recent study using the CRISPR gene editing technique actually entail, and what did we learn from it? Hosted by: Hank Green
SciShow
Neurology, Pharmacology, & Poultry | SciShow Talk Show
Dr. Genevieve Lind explains how she uses frog eggs to learn how drugs affect receptors in the brain and Jessi's chicken Goldie shows us one use for the cloaca. Hosted by: Hank Green
SciShow
Invasive Plants & Restoration Ecology | SciShow Talk Show
Today Hank talks with Dr. Cara Nelson about invasive plants that use toxic chemicals and rapid reproduction to outcompete native plants, and Jessi brings some adorable invasive birds. Dr. Nelson is a professor of Restoration Ecology at...
SciShow
7 Species With Big Sex Issues
You've heard of the battle of the sexes—but these 7 animal species take it pretty seriously. Join Michael Aranda for a new episode of SciShow and learn about these animals with pretty big sex-related disputes.