SciShow
Octopuses Have a Favorite Arm
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.
PBS
The Genes We Lost Along the Way
Our DNA holds thousands of dead genes and we’ve only just begun to unravel their stories. But one thing is already clear: we’re not just defined by the genes that we’ve gained over the course of our evolution, but also by the genes that...
SciShow
New Genetic Clues to the Mystery of Your Giant Brain
Big-brained scientists have found the mechanism that may have allowed their brains (and all humans') to get so big.
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
Why are We So Much Chubbier than Other Apes?
Chimpanzees and bonobos may be very close to us humans on the tree of life, but one of our differences is the way we store fat. That difference comes down to types of fat cells and our DNA. Hosted by: Hank Green
Bozeman Science
Environmental Systems
In this video Paul Andersen explains how matter and energy are conserved within the Earth's system. Matter is a closed system and Energy is open to the surroundings. In natural systems steady state is maintained through feedback loops...
Be Smart
Why Are There Still Monkeys? - 12 Days of Evolution #10
Some of the biggest evolution questions finally answered.
SciShow
SciShow Quiz Show: Weird Facts About Humans
Hank squares off against the host of SciShow Kids, Jessi Knudsen Castaneda, to match wits about chemistry, evolution, and how babies are weird!
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
Hank vs Aranda: The FINAL FACE-OFF | SciShow Quiz Show
Two SciShow hosts go head-to-head in a battle to figure out who will be the reigning champion for this era of SciShow Quiz Show!
SciShow
Why are We So Much Chubbier than Other Apes?
Chimpanzees and bonobos may be very close to us humans on the tree of life, but one of our differences is the way we store fat. That difference comes down to types of fat cells and our DNA.
SciShow
Why Do I Have to Brush My Teeth?
There are a few reasons that modern humans have to brush our teeth to stay healthy, even though our primate cousins don’t. Grab your floss and find the answers inside!
TED Talks
TED: Are we designed to be sexual omnivores? | Christopher Ryan
An idea permeates our modern view of relationships: that men and women have always paired off in sexually exclusive relationships. But before the dawn of agriculture, humans may actually have been quite promiscuous. Author Christopher...
SciShow
New Genetic Clues to the Mystery of Your Giant Brain
Big-brained scientists have found the mechanism that may have allowed their brains (and all humans') to get so big.
TED Talks
TED: The interspecies internet? An idea in progress | Diana Reiss, Peter Gabriel, Neil Gershenfeld and Vint Cerf
Apes, dolphins and elephants are animals with remarkable communication skills. Could the internet be expanded to include sentient species like them? A new and developing idea from a panel of four great thinkers -- dolphin researcher...
TED Talks
Susan Savage-Rumbaugh: The gentle genius of bonobos
Savage-Rumbaugh's work with bonobo apes, which can understand spoken language and learn tasks by watching, forces the audience to rethink how much of what a species can do is determined by biology -- and how much by cultural exposure.
MinuteEarth
How This River Made Chimps Violent
When a group of apes got split apart, slight differences in their new environments led to big differences in future generations.
SciShow
How Smart Are Animals, Really?
Measuring 'intellect' is a difficult task. Check out one way scientists are attempting to make this endeavor more testable.
SciShow
How These Snakes Evolved to Spit… IN YOUR EYE
If you spook a spitting cobra, it might literally shoot venom at your eyes... And our ancestors might have caused them to do this, evolutionarily speaking.
SciShow
Laser Fusion Gaming Revolution and 5 Awesome Irish Scientists
Hank tells us about laser fusion, the sequencing of the gorilla genome, some evidence of life elsewhere in the universe, a revolution in gaming, and his top five Irish scientists.
Bozeman Science
Stimulated Emission
In this video Paul Andersen explains how stimulated emission can be used to create coherent light. When an atom absorbs a photon it moves to a higher energy level through stimulated absorption. It may then release a photon and moves to a...
SciShow
Facts about Human Evolution
Hank brings you the facts, as they are understood by scientists today, about the evolution of humans from our humble primate ancestors. On the way to becoming Homo sapiens, game-changing evolutionary breakthroughs led to the development...
PBS
When Apes Conquered Europe
Today, our closest evolutionary relatives, the apes, live only in small pockets of Africa and Asia. But back in the Miocene epoch, apes occupied all of Europe. Why aren't there wild apes in Europe today?
TED-Ed
TED-Ed: If superpowers were real: Immortality - Joy Lin
What if immortality wasn't just the stuff of epic comic book stories? Is it scientifically possible to be immortal? In this series, Joy Lin tackles six superpowers and reveals just how scientifically realistic they can be to us mere...