SciShow Kids
Think Like an Engineer: Let's Design a Solution! | SciShow Kids
Squeaks, Jessi, and the gang are designing a raft for their friend Juniper. They'll think like engineers and learn how to create a design that solves their problem.
SciShow
Evolution Can't Explain Your Grandma
There's a really interesting idea in anthropology called the grandmother hypothesis, that basically says the reason we have grandmas has to do with what makes us unique as a species. But there's a huge problem with the idea that it's...
SciShow
Where Did the Moon Come From?
SciShow Space takes you to the moon! Learn about the competing theories about how Earth's closest neighbor formed.
SciShow
The Rocky Mountains Are in the Wrong Place
Mountain ranges usually don't form in the middle of continents. Except for the Rocky Mountains. We'll go into the baffling Laramide Orogeny and a few possible reasons why the Rockies might be in the wrong place.
SciShow
Where Did Mercury’s Spots Come From?
The Sun isn’t the only celestial body in the solar system to boast spots of its own. Mercury, too, has its fair share, and they’re worth wondering about.
SciShow
We Don’t Know Why Astronauts Get Motion Sick
A majority of modern astronauts experience any one of a suite of symptoms scientists collectively call Space Motion Sickness, or SMS. But despite knowing about it for nearly as long as humans have gone into space, we still don't know...
PBS
How Ankylosaurs Got Their Clubs
While clubs are practically synonymous with ankylosaurs, we’ve only started to get to the bottom of how they worked and how this unusual anatomy developed in the first place.
PBS
What If The Universe Is Math?
In his essay “The Unreasonable Effectiveness of Mathematics”, the physicist Eugine Wigner said that “the enormous usefulness of mathematics in the natural sciences is something bordering on the mysterious”. This statement was inspired by...
PBS
When Bats Took Flight
Bats pretty much appear in the fossil record as recognizable, full-on, flying bats. And they show up on all of the continents, except Antarctica, around the same time. So where did bats come from? And which of the many weird features...
PBS
How Dinosaurs Coupled Up
Dinosaur mating behavior has been the subject of a lot of speculation, but what can we actually say about it from the fossil record?
PBS
How Ancient Whales May Have Changed the Deep Ocean
It looks like the evolution of ocean-going whales like Borealodon may have affected communities found in the deep ocean, like the ones found around geothermal vents. And it turns out that when a whale dies, that’s just the beginning of...
PBS
Giant Viruses Blur The Line Between Alive and Not
In 2003, microbiologists made a huge discovery. One that would force us to reconsider a lot of what we thought we knew about the evolution of microbial life: giant viruses.
PBS
Primates vs Snakes (An Evolutionary Arms Race)
The Snake Detection Hypothesis proposes that the ability to quickly spot and avoid snakes is deeply embedded in primates, including us - an evolutionary consequence of the danger snakes have posed to us over millions of years.
PBS
When the Earth Suddenly Stopped Warming
For decades, scientists have been studying the cause of the Younger Dryas, and trying to figure out if something like it could happen again. And it turns out that what caused this event is the subject of a heated debate.
SciShow
These Animals Lost Their Stomachs. Why?
What do a platypus, a pufferfish, and a seahorse have in common? Why, they all managed to evolve themselves out of having a working stomach! The reasons why might vary, as well as how they manage to live their lives without them, but...
SciShow
Maybe Yawning Protects You From...Snakes?
Why is yawning contagious? It might be your body trying to keep on the lookout for snakes.
SciShow
We Finally Know How Anesthesia Works
Even though doctors have been using general anesthesia for nearly 200 years, they haven’t really understood the details of how it temporarily shuts down your brain — until now.
SciShow
Your Brain Probably has a "Pokemon Region" | SciShow News
If you're a Pokémon super-fan seeing Detective Pikachu this weekend, a little bit of your brain might light up that won’t light up in the brains of those that didn’t try to catch 'em all! Find out why that's important to understanding...
SciShow
Where did Teeth Come From??
Everywhere in the animal kingdom you can find teeth in all sorts of shapes and sizes, so you probably think you have a pretty good idea where they came from. But in reality, this debate is still a hot one, and it may have something to do...
SciShow
Astrobiology & the Search for Alien Life
Hank talks about astrobiology - the study of and search for life in the universe off Earth. Right now, the field has more questions than answers, but all they all seek to answer that one fundamental query: are we alone in the universe?
SciShow
We Might Be Totally Wrong About Alzheimer’s
Scientists found that the prevailing hypothesis of how the Alzheimer’s disease starts might be wrong, and some viruses could be the culprit.
SciShow
The Mysterious Origins of the Nucleus
The cell nucleus is crucial to multicellular life, so you think science would have a good idea how it evolved. The truth is, we don't, but Scientists do have some theories, including invading giant viruses!
SciShow
How Climate Change Helped Dinosaurs Take Over
New research suggests climate change in the past might have helped dinosaurs spread across the world. And modern climate change is revealing some of the things they left behind.
SciShow
The Most Brilliant Scientists (Who No One Believed)
Did you know that the scientist who invented germ theory was disbelieved for over a decade? There are many brilliant scientists who's genius wasn't believed until many years later. Join Hank Green for a new episode of SciShow and learn...