PBS
Why The Giraffe Got Its Neck
How and why the giraffe's neck emerged in the first place has been a mystery that generations of biologists have argued over – one that has made us reconsider our understanding of how evolution actually works over and over again.
PBS
Animals Are Older Than We Thought
What are animal-like fossils doing in rocks a billion years old, and what does that mean for our understanding of their evolution and geologic time itself? Turns out, there might've been a long, slow-burning fuse that ultimately ignited...
PBS
No Single Cradle of Humankind
It would take decades for paleontologists to realize that maybe there wasn’t just one so-called "cradle of humankind," and realize that maybe they’d been asking the wrong question all along.
PBS
Darwin's Unexpected Final Obsession
After having solved the small matter of evolution by natural selection - becoming one of the most famous scientists in the world in the process - Charles Darwin turned his focus to a different personal obsession…
Be Smart
The Surprising Power of Sex in Evolution
We all know Charles Darwin's theory of evolution, right? Natural selection? But what about his lesser-know theory of evolution: sexual selection. Let’s talk about how animals like peacocks, whose eye-catching physical traits make them...
MinuteEarth
The Species That Broke Evolution?
The ancestors of gars, horseshoe crabs and coelacanths looked almost the same as their modern relatives. Darwin called species like these “living fossils'' because they seem like they are evolutionarily frozen in time. But Darwin was wrong.
PBS
These Creatures Were Darwin's Greatest Enemy
They may not look like much, but beneath that shell lies an evolutionary mystery - one that stumped the biggest names in natural history for over a hundred years.
PBS
Darwin Missed An Example of Evolution Right Under His Nose
Charles Darwin encountered a tiny fox-like creature during his famous voyage but instead of discovering its fascinating evolutionary story, he just knocked it on the head with his geology hammer.
PBS
The Creature That Stumped Darwin
Toxodon was one of the last members of a lineage that vanished 11,000 years ago after thriving in isolation for millions of years. And its fossils would inspire a revolutionary thinker to tackle a bigger mystery than Toxodon itself:...
Be Smart
Why Are There As Many Males As Females?
In almost every animal species on Earth, equal numbers of males and females are conceived. Why is that? Especially in populations like lions or elephant seals, where most males don’t get to mate? That’s survival of the laziest, not...
Be Smart
This Face TOTALLY Changes the Human Story
Greetings, fellow Homo sapiens. Our species is the only remaining member of the genus of upright, walking apes known as Homo. Where did we come from? Our history just got a whole lot more complicated (in a good way) thanks to some...
Be Smart
Evolution FAILS in the Human Body
If you were taking an engineering class in school and you turned in the human body for your final exam… you would get like, a C+. Or maybe a B- at best. That’s because the human body is full of design flaws. Except they aren’t really...
SciShow
The Southern Hemisphere is Colder, Stormier, and... Cleaner?
You'd think that the Northern and Southern Hemispheres would be basically symmetrical -- that since our planet is a ball, the climate, temperature, and weather patterns would be the same on top as on the bottom. But there are some...
SciShow
The Future of Human Evolution
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!
SciShow
Anthropology’s Greatest Hoax
Scientists are sometimes deemed objective observers of the world in which we live, but that’s not entirely true. They’re still human and can find themselves victim to fraudsters just like the lot of us.
SciShow
Do Animals Cry?
Plenty of animals have tears that moisturize their eyes. But does that mean they’re sad? Quick Questions explains!
SciShow
5 Strange Cases of Animal Rain
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!
SciShow
Wheezy Waiter on Movie Science, Mutant Flu Facts, and 2 Sounds You've Never Heard!
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.
SciShow
What is Taxonomy and Why is it So Complicated?
The classification of animal groups is essential to the the development of modern biology—but it's extremely complicated. Trying to shoehorn the messy, complicated web of interrelationships that is biology into neat boxes has resulted in...
SciShow
Why Sexy Is Sexy
Hank delves into the scientific reasons behind why we are attracted to the people we're attracted to. It's complicated.
SciShow
The Truth About the Five Stages of Grief
The Five Stages of Grief show up in media everywhere from The Simpsons to Robot Chicken, but scientists have long been working on better ways to think about grief.
SciShow
Solving the Mystery of Darwin’s Lifelong Illness
Charles Darwin had a great mind, but a not-so great body. Scientists have spent years trying to uncover the mysteries of his poor health.
SciShow
Where Do Our Facial Expressions Come From?
Our facial expressions convey a lot about our emotions, but why? Hank explores how our evolution has helped form how we communicate with our faces. Hosted by: Hank Green