PBS
Dark Forest: Should We Not Contact Aliens?
New ReviewIn 1974 we sent the Arecibo radio message towards Messier 13, a globular cluster near the edge of the Milky Way, made up of a few hundred thousand stars. The message was mostly symbolic; we weren’t really expecting a reply. Yet surely...
TED Talks
TED: A mouse with two dads — and a new frontier for biology | Katsuhiko Hayashi
You're familiar with the story: a sperm and an egg meet to create an embryo, which has the potential to give rise to new life. But what if you could create a sperm or egg from any cell, even a single skin cell? Biologist Katsuhiko...
SciShow
Ticks Can Spread An Allergy To… Red Meat?
It's been about ten years since scientists categorized alpha-gal syndrome, AKA the red meat allergy spread by ticks. But while researchers know more about it, there's a chance that doctors don't.
SciShow
What's Really Behind The Adderall Shortage?
You may have heard that there's an ongoing shortage of the medication Adderall. But there's a lot more going on here than you may expect, and the real culprit behind the shortage isn't what you might think.
SciShow
Early Earth Microbes May Have Eaten Raw Meteorites
Is it possible that life on earth began with an out of this world rock buffet?
PBS
The Trebuchet Challenge | Space Time
Kinetic and potential energy are defined as combinations of more basic quantities: position, velocity and mass. These combinations are chosen so that their sum is conserved. It’s actually remarkable that there’s any such combination of...
TED Talks
TED: How AI art could enhance humanity's collective memory | Refik Anadol
With data as his paintbrush, media artist Refik Anadol trains AI algorithms to visualize the disappearing wonders of nature. He gives a beautiful tour of his recent work -- imagery of artificial coral reefs, flowers, rainforests -- and...
SciShow
Can We Treat Alzheimer's With Period Blood?
From diabetes to Alzheimer's, there's a lot that we hope to be able to treat using stem cell therapies. But the stem cells we use tend to be hard to come by. But it turns out there's a new source of stem cells that has researchers...
MinuteEarth
Why It's Impossible To Win a Nuclear War
Nuclear war is a terrifying existential threat, but we shouldn't only fear the blasts because the ensuing smoke is the real killer.
SciShow
We Skipped Flu Season. That's Bad
Some experts feared we were in for a "twindemic" during the 2020-2021 flu season. That didn't happen, which might mean that there will be more people susceptible to getting sick this year.
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
Bivalves Could Be the New Lab Rats
Bivalves—animals like mussels, clams and oysters—might be a more familiar sight in a restaurant than a lab. But it turns out that studying them might help us learn more about our own health.
SciShow
Why It Actually Took 50 Years to Make COVID mRNA Vaccines
The FDA recently approved two mRNA vaccines for COVID-19, but it was a challenge to make this type of vaccine work. And it took decades of research to get us to the point where scientists could make those vaccines as quickly as they did.
SciShow
4 Ways CRISPR Is More Than Just Gene Editing
While it’s probably most famous for its role in gene editing, CRISPR does more than just that: its ability to precisely cut and alter DNA could lead to new antibiotics, faster diagnosis tools, and more.
SciShow
We’re Teaching Robots and AI to Design New Drugs
It might sound like a concept from science fiction, but artificial intelligence is already facilitating the development process behind some pharmaceuticals. Hosted by: Michael Aranda
SciShow
This One’s for the Birds: Your Bird Questions, Answered | Compilation
You probably don't think much about birds most of the time, but these little former-dinosaurs are amazing! So, here's a collection of videos in which we've tackled our viewers' biggest bird questions!
SciShow
Did We Find Longitude Thanks To A...Clock?
The equator is a clear and accurate line around Earth that makes measuring latitude a precise science, but when it came to figuring out how to do that with longitude, British sailors were at a loss. Until they devised a competition....
SciShow
An Alzheimer’s Drug That Doesn’t Treat Alzheimer’s?
In 2021, the FDA approved a treatment that claims to stop Alzheimer's at the source, removing the plaques in the brain long thought to cause the symptoms of the disease. But, as is often the case, things are more complicated than they...
SciShow
Why Some Frozen Lakes Catch Fire
Did you know that, despite their serene, picturesque appearance, some frozen lakes can catch fire? Why are climate scientists studying the explosive gas bubbles trapped in lake ice?
SciShow
Where Did Last Year's Banana Trees Go?
Everyone loves bananas. But because banana trees die and grow back every year, researchers want to find ways to recycle all that biomass -- from bioplastic, to solar panels, to skateboards.
SciShow
Why Don't Birds on Power Lines Get Zapped?
If you stick your finger in a socket, you’re in for a bad time, so how can birds perch on power lines without getting zapped? Hosted by: Olivia Gordon
TED Talks
TED: Can we feed ourselves without devouring the planet? | George Monbiot
Farming is the worst thing humanity has ever done to the planet, says journalist George Monbiot. What's more: the global food system could be heading toward collapse. Detailing the technological solutions we need to radically reshape...
TED Talks
TED: The secret ingredients of great hospitality | Will Guidara
Restaurateur Will Guidara's life changed when he decided to serve a two-dollar hot dog in his fancy four-star restaurant, creating a personalized experience for some out-of-town customers craving authentic New York City street food. The...
PBS
What Does it Mean to be a Girl? How Parents Can Help Daughters Decide for Themselves (May 6, 2014)
In the last few decades, a multi-billion dollar industry has evolved around princess stories and toys. But in contrast to this pink and purple "girlie" world are alternatives emphasizing more diverse interests and portraying different...