SciShow
Laser Fusion Is It Back to the Future Yet
Hank remembers Back to the Future and tells us about his favorite word combination--lasers and fusion.
PBS
When Fish Wore Armor
420 million years ago, some fish were more medieval. They wore armor, sometimes made of big plates, and sometimes made of interlocking scales. But that armor may actually have served a totally different purpose, one that many animals...
SciShow
The Unbelievably Tough Animals of Lake Natron
With its caustic red waters, Lake Natron doesn’t seem like the ideal place to call home. But some creatures have evolved amazing adaptations that help them survive and thrive in this alkaline lake.
Crash Course
Wait For It...The Mongols! Crash Course World History
In which John Green teaches you, at long last, about the most exceptional bunch of empire-building nomads in the history of the world, the Mongols! How did the Mongols go from being a relatively small band of herders who occasionally...
SciShow
Ancient Plagues & A New Pandemic
Hank explores the science behind the topics of the day, including a look at the current "pandemic" of concussions in professional sports and new insights into what really caused the worst plagues in human history, and what it portends...
SciShow
4 Real Inventions Inspired by Science Fiction
Where science fiction becomes science fact - that is the place Hank is exploring in today's episode of SciShow. Many inventions we use today were first imagined in stories that described fantastical futures. Hank talks about the origins...
SciShow
6 Surgical Devices Inspired by Nature
From the sharp mouthparts of mosquitoes to the sticky feet of geckos, researchers have found all kinds of amazing adaptations in the natural world that could be useful in the operating room. Chapters WASPS & TISSUE EXTRACTORS 2:05...
SciShow
Does Thinking Hard Burn More Calories?
Your brain uses tons of calories, just in its daily work of keeping you alive. So does thinking extra hard use even MORE calories? QQ fills you in!
SciShow
Counting Species out of Thin Air
Recent proof-of-concept studies showed that researchers were able to survey animals in an area simply by vacuuming up DNA in the air.
SciShow
Are Your Eyes Part of Your Brain?
When you think of a brain, you probably imagine that pink, wrinkly organ in your skull, but we don’t have to stop there! Neither the brain’s functions, nor its cells, are confined to the organ we normally think of as the brain.
TED Talks
Natasha Tsakos: A multimedia theatrical adventure
Natasha Tsakos presents part of her one-woman, multimedia show, "Upwake." As the character Zero, she blends dream and reality with an inventive virtual world projected around her in 3D animation and electric sound.
SciShow
How Earth's Rotation Affects Our Oxygen | SciShow News
Oxygen is crucial for life as we know it, but before it could build up in our atmosphere, earth had to slow down.
TED Talks
Rana Abdelhamid: 3 lessons on starting a movement from a self-defense trailblazer
At 16, Rana Abdelhamid started teaching self-defense to women and girls in her neighborhood. Almost 10 years later, these community classes have grown into Malikah: a global grassroots network creating safety, power and solidarity for...
SciShow
Why Does Virtual Reality Make Me Sick?
You're enjoying a nice simulated drive using your VR headset, when you're suddenly jolted with nausea. What is causing this gross feeling? Check out this episode to learn how sensory input and VR simulation can throw your body off.
SciShow
8 More Terrible Names for Living Things
Sometimes, the common names we use for things are really confusing! Here are 8 living things with terrible names!
Crash Course
The Northern Renaissance: Crash Course European History
The European Renaissance may have started in Florence, but it pretty quickly moved out of Italy and spread the art, architecture, literature, and humanism across Europe to places like France, Spain, England, and the Low Countries....
SciShow
What's the Best Position to Sleep In
What's the best sleeping position? Well, with all the pseudoscience to consider, it might just depend on who you are. *The graphic shows the stomach on the wrong side of the body. It should be pictured on the left side of the body, not...
SciShow
Your Head Might Be On Sideways
In your brain the right side controls the left half of your body and vice versa. We still aren't sure why this is, but some scientists have come up with a pretty bizarre explanation: that some ancient vertebrate ancestor was born with...
SciShow
Do I Only Use 10% of My Brain?
SciShow debunks the myth that you only use 10 percent of your brain. So, how much do you really use? And how do we know?
Crash Course
Hermes and Loki and Tricksters Part 2: Crash Course World Mythology
In which Mike Rugnetta continues to teach you about tricksters. In this episode, we're talking about tricksters as culture heroes. Basically, a culture hero is someone whose creativity adds to their mythological culture. We'll learn how...
SciShow
Octopuses Are Ridiculously Smart
Octopuses are smart! They play with toys, pull off daring escapes, and are masters of disguise. But they're also smart in a lot of ways that the human mind probably can't comprehend. For example, they basically have independent brains in...
SciShow
The Bone Wars: A Feud That Rocked U.S. Paleontology
The Bone Wars resulted in the description of some of the most famous dinosaurs we know of today, but not without some pretty big mistakes.
SciShow
SciShow Quiz Show with Phil Plait: Sperm, Whales, and Sperm Whales
Hank and Phil Plait dive deep into questions about gametes and sea mammals in this episode of SciShow Quiz Show!
Be Smart
So You Want to go to Mars?
Can't wait to get into outer space? Well there's a bit you need to know first... Spending time in zero gravity can have some pretty extreme effects on the human body. Still scientists are already making plans for long trips to other...