PBS
Can We Create New Elements Beyond the Periodic Table
New ReviewScientists have been slowly extending the periodic table one element at a time, pushing to higher and higher masses, and have discovered some incredibly useful materials along the way. But the elements at the current end of the table are...
PBS
The Huge Extinctions We Are Just Now Discovering
New ReviewWhat graptolites tell us is a story of incredible changes in the ocean, of periods where the oceans became poisonous and suffocating before eventually clearing up again. They unlock extinctions and recoveries that scientists didn't see....
PBS
Where Did the Moon Come From?
New ReviewWhere did our unique moon come from? It turns out that lunar rocks brought back by Apollo astronauts are a clue, pointing to the origin of our closest cosmic companion, an origin even stranger than you might imagine
PBS
How Mountains Make Evolution Weird
New ReviewMountains have a unique effect on diversity, messing with our understanding of animals through time, and pretty much just making evolution weird. And they would eventually reveal something even stranger about a group of mammals even...
PBS
Why Wasn't There A Second Age of Reptiles?
New ReviewAn asteroid impact triggered the K-Pg mass extinction, wiping out the non-avian dinosaurs, ending the Age of Reptiles, and ushering in the Age of Mammals. But why was it the mammals who triumphed?
PBS
The Graveyard at the Center of the Earth
New ReviewScientists have been trying to solve the mystery of why plate tectonics works the way it does for over a hundred years. And they might have just uncovered a key to cracking it.
PBS
Webs vs Wings: the Arms Race of the Air
New ReviewSpiders and their ancestors have been driving an arms race that began before either stepped foot onto land and resulted in the first powered flight on Earth. But how did this competition of webs versus wings drive such a massive...
PBS
Could This Sperm Whale Eat The Meg?
New ReviewUnlike in fiction, giant whales do not emerge fully-formed from the ocean deep. So, where did Livyatan melvillei come from? How did such a large predator live? And what caused the titan to die out? The answer may lie in an appetite so...
Be Smart
How Scientists Cracked the Secret To Making Diamonds
New ReviewFor centuries, diamonds were one of the most mysterious materials on Earth. They were beautiful, indestructible, and completely unexplained. Today, we’re exploring how scientists unlocked their secrets, and how one lab recreates the...
Be Smart
What Synesthesia Feels Like
New ReviewDid you know some people 'see' letters in color or 'taste' music? In this video, we’ll talk about synesthesia, how it works in the brain, and why some people experience these fascinating sensory connections while most of us don’t.
Be Smart
When the CIA Spied on Planet Earth
New ReviewIn 1995, a few years after the collapse of the Soviet Union, a top-secret, first-of-its-kind US spy satellite program was declassified, leading to the unexpected story of how former enemies would become scientific allies, and technology...
Be Smart
Is this Chicken?
New ReviewOur appetite for meat is one of the greatest environmental challenges we face. Join me on a mind-blowing visit to UPSIDE Foods, the world's most advanced cultivated meat production facility, as we ask whether cultivated meat can deliver...
Be Smart
I Don’t Know How to Feel About 2023
New Review2023 was a wild year with everything from scorching temperatures to massive wildfires. Even with more renewable energy than ever, 2023’s climate data still seems really bad. So how should we think about climate change today? And what can...
SciShow
The Lake Where Hundreds of People Died… Twice
New ReviewIndia's Roopkund Lake, also known as Skeleton Lake, is the site of gruesome sculptures of human bones. Many causes of these deaths have been proposed, from hail to divine intervention. But scientists now think that whatever happened, it...
SciShow
How Do Eggs Know When to Hatch?
New ReviewAre you an insect fetus who'd rather not get eaten by your siblings? How about a baby frog who'd rather not drown before getting to leave your egg? Well, you had better figure out a way to hatch when you need to. Hosted by: Hank Green
SciShow
Chainmail That Defies the Laws of Physics
New ReviewChainmail might be known best as the fashion choice of certain medieval warriors, but that doesn't mean it's a relic of the past. Modern chainmail can be both practical and fashionable. And thanks to one team of scientists, we now have a...
SciShow
We Turned the Mediterranean Into One Big Particle Physics Experiment
New ReviewIn order to study the smallest particles in the known universe, physicists have to build incredibly huge detectors. One of them, currently under construction, stretches across the Mediterranean from France to Greece. And despite being...
SciShow
The World’s Smallest Particle Accelerator Doesn’t Do Anything
New ReviewYou may think of particle accelerators as massive underground tunnels like the Large Hadron Collider. But a new generation of accelerators are small enough to fit on a coin. Now the challenge is making them useful. Hosted by: Savannah...
Crash Course
The Scientific Method: Crash Course Biology #2
New ReviewScience offers a way of discovering and understanding the world around us, driven by questions and tested with evidence. And it’s a twisty-turny team effort— you won’t find many lone geniuses out there, or straight lines from hypothesis...
SciShow
What Time Is It on the Moon?
New ReviewIf all goes well, we'll be sending astronauts back to the Moon in just a couple of years. And scientists have a lot to figure out before then, including the answer to a seemingly simple question: What time is it up there? Hosted by:...
SciShow
That Time Scientists Tried Stopping Hailstorms With Rockets
New ReviewIf you ask your favorite search engine where Earth gets the most hail, it's likely to spit out Kericho. But can you use exploding rockets to suppress that hail? That's one question both companies and researchers tested out. Hosted by:...
SciShow
How Leeches Are Helping to Save Endangered Species
New ReviewLeeches are bloodsucking parasites, and you wouldn't think they're great at protecting other species. Yet for some conservationists, these little vampires are one of the best tools available for conserving endangered and threatened...
SciShow
Why They Can't Make an HIV Vaccine (They're Trying!)
New ReviewA lot of very smart people have been working for a very long time on vaccines for HIV/AIDS, and they've come up empty. Thanks to broadly neutralizing antibodies (bnAbs) and mRNA vaccine technology, that might be changing. Here's why we...
SciShow
How Not Sleeping Actually Kills You
New ReviewWho among us hasn't uttered the phrase "I'll sleep when I'm dead"? Well, sleep deprivation can totally kill you. But you might be surprised to learn what the actual cause of death is, and a technique you can use to stay awake for the...