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SciShow
5 Weird Ways People Tried to Live Forever
Throughout history, humans have come up with some pretty weird ideas related to longevity. Like drinking neurotoxic mercury to live forever, slathering yourself in oil and eating honey to reach the ripe old age of 300, or getting an...
SciShow
Why More Young People Are Getting Colon Cancer
More and more people under 50 are being diagnosed with colorectal cancer. These young people don’t seem to have any of the usual risk factors for colorectal cancer, like an inherited genetic mutation. after some sleuthing, scientists...
SciShow
How to Make a Warning Last 10,000 Years
In the southeast corner of New Mexico, the United States is burying decades of nuclear waste. The storage site, and the earth above it, will remain lethal for millennia...perhaps as much as 300,000 years! How can we warn people that far...
SciShow
How Does Lava Make Perfect Hexagons?
The Giant's Causeway is a rock formation that is so otherworldly that it seems like it was made by supernatural beings. But these incredible hexagonal columns of rock aren't the result of giant masons. They formed through a quirk of...
SciShow
Menopause Starts Way Earlier Than You Think
If you've got a uterus, you've probably heard of menopause. But there's a lot that doesn't get talked about when it comes to this period, or lack thereof. This video is going to break down the real deal with menopause and give you...
SciShow
Grass Could Save The Arctic
In a remote corner of Siberia, a Russian scientist is trying to restore the ecosystem to the way it was during the last Ice Age. And while Pleistocene Park is definitely eccentric, it has implications for the future of the entire planet.
SciShow
What Will Humanity Leave Behind?
When humans are gone, nature will reclaim our cities and break down much of what we've built. But some of the things we've made will last much longer than others, and they're probably not the things you'd expect.
SciShow
You Don’t Need A Uterus to Get A Uterine Disease
Endometriosis is a disease that affects about one in ten women, and comes from tissue inside the uterus making its way out. But it turns out that's not the only way to get it, because there are people without uteruses who have it too....
SciShow
How Much Information Can A Human Head Hold?
How much information can a human brain store? If we treat them like computers, one estimate is that they can hold 55 million ebooks worth of information. But why restrict ourselves to biology? If you had the right technology, how much...
SciShow
The Ancient Stick Maps That Tackle Unsolvable Physics
When particle physicist John Huth was briefly lost at sea, he started to wonder how the people around the world who navigate vast oceans figured their way around. What started as an afternoon activity gone awry led him to a years-long...
TED Talks
A practical guide to taking control of your life | Cate Hall
The real lever of a meaningful life isn’t intelligence or hustle — it’s personal agency, says Cate Hall, former Supreme Court attorney and once the world’s top-ranked female poker player. Sharing her journey from the throes of addiction...
TED Talks
Your zip code shouldn’t determine your lifespan | Dion Dawson
What if ending food insecurity meant ditching charity models that haven’t been updated since the 1960s? Dion Dawson, TED Fellow and founder of Dion’s Chicago Dream, shares how he turned a spontaneous idea for giving back to his community...
SciShow
The Secret To Saving The Oceans Is In… Clams?
There's a complex, mysterious current running throughout the Atlantic Ocean, and it's in trouble. But to help save it, researchers need to understand it, and finding ways to study it has been a challenge. But it turns out that the...
SciShow
Seaweed, Pineapple, and Other Things You'll Soon Be Wearing
Today, a lot of us walk about in leather, cotton, or other boring fabrics. But researchers are working to make the future way cooler, with flame retardant seaweed fabrics, self-healing sea silk, and polar bear inspired de-icing...
SciShow
The Lake Where Hundreds of People Died… Twice
India'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,...
SciShow
The Place Where You Can Touch Two Continents
Silfra Fissue in Iceland is a remarkable place where the Earth is tearing itself apart. Here, intrepid divers can reach out and touch two continents at once. But... should they?<b<br/>r/>
Hosted by: Reid Reimers (he/him)
Hosted by: Reid Reimers (he/him)
SciShow
When Did Humans ACTUALLY Get to the Americas?
There are a lot of great debates in science, and a major one is when exactly humans reached the Americas. There's contentious footprints and wishy-washy stone tools, all of which has spurred some heated academic arguments. But the most...
SciShow
5 Bad Health Science Takes
Does eating soy make you more feminine? Is sunscreen actually bad for you? (No.) Here are five bad takes about human health, and the real truth behind them.<b<br/>r/>
Hosted by: Stefan Chin (he/him)
Hosted by: Stefan Chin (he/him)
SciShow
Reforestation Does Not Begin With Planting Trees
Reforesting unneeded farmland could be a huge key for getting the climate crisis under control. Which is why Pat Brown, creator of the Impossible Burger, is trying to figure out the best way to do it.
Hosted by: Stefan Chin...
Hosted by: Stefan Chin...
SciShow
Why the Great Salt Lake is Two Completely Different Colors
Today, the Great Salt Lake of Utah has multiples of the ocean's salt concentration. But it didn't used to be so salty. In fact, it used to be Lake Bonneville. And we know its story thanks to microscopic diatoms and Dr. Ruth...
SciShow
The End of Lab Rats
We've been using lab rats for over a hundred years, and they've been part of some of the biggest medical breakthroughs ever. But what comes next? From organs on a chip to computer simulations, here are some of the ways that science...
SciShow
We Turned the Mediterranean Into One Big Particle Physics Experiment
In 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
This Is The Best Predator Defense Of All Time
It's a hard world out there, especially for a little guy. So what's a soft-bodied animal to do? Turns out that marine invertebrates basically figured out the best defense system of all time, and nobody's a better demonstration of that...
SciShow
Did We Just De-Extinct Dire Wolves?!
So you've probably heard by now that a biotech company called Colossal Biosciences has brought dire wolves back form extinction. Or at least.... they SAY they did. We wanted to break down all the science in their claims, and get to the...