SciShow
Stop Saying Sharks Will Cure Cancer
It seems like every time scientists learn something new about sharks, people wonder whether this new information will finally show us how sharks will cure cancer. There’s no doubt about it, sharks are awesome, but is there a magic cure...
TED Talks
TED: My glacier cave discoveries | Eddy Cartaya
Snow Dragon. Pure Imagination. Frozen Minotaur. These are the names Eddy Cartaya and his climbing partner Brent McGregor gave three glacier caves that they were the first to explore. As the Sandy Glacier slowly slides down Mount Hood in...
TED Talks
TED: How COVID-19 human challenge trials work -- and why I volunteered | Sophie Rose
In April 2020, epidemiologist-in-training Sophie Rose volunteered to be infected with the virus that causes COVID-19. As a young, healthy adult, she's offering to take part in a human challenge trial, a study where participants are...
SciShow
Why Do Depression and Anxiety Go Together?
Even though depression and anxiety are different types of disorders, they tend to go together. But why can it happen?
TED-Ed
TED-ED: Why Shakespeare loved iambic pentameter - David T. Freeman and Gregory Taylor
Shakespeare sometimes gets a bad rap in high schools for his complex plots and antiquated language. But a quick peek into the rhythm of his words reveals a poet deeply rooted in the way people spoke in his time - and still speak today....
SciShow
Dark Matter May Have Come Before the Big Bang! SciShow News
A new study provides mathematical evidence that dark matter could be much older than we thought and we've found a weird glitch in a neutron star.
TED Talks
Nighat Dad: How Pakistani women are taking the internet back
TED Fellow Nighat Dad studies online harassment, especially as it relates to patriarchal cultures like the one in her small village in Pakistan. She tells the story of how she set up Pakistan's first cyber harassment helpline, offering...
3Blue1Brown
Rediscovering Euler's formula with a mug (not that Euler's formula) - Part 4 of 4
A classic puzzle in graph theory, the "Utilities problem", a description of why it is unsolvable on a plane, and how it becomes solvable on surfaces with a different topology.
TED Talks
Brittany Packnett: How to build your confidence -- and spark it in others
"Confidence is the necessary spark before everything that follows," says educator and activist Brittany Packnett. In an inspiring talk, she shares three ways to crack the code of confidence -- and her dream for a world where...
TED Talks
Noel Bairey Merz: The single biggest health threat women face
Surprising, but true: More women now die of heart disease than men, yet cardiovascular research has long focused on men. Pioneering doctor C. Noel Bairey Merz shares what we know and don't know about women's heart health -- including the...
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...
Bozeman Science
Aposematic Coloration
Paul Andersen explains how aposematic coloration (or warning coloration) is used for protection in the natural world. He explains how bright colors can be caused by either sexual selection or a warning coloration to predators. He also...
MinuteEarth
Can Math Explain How Animals Get Their Patterns?
Here are some handy keywords to get your googling started: Reaction-diffusion system: A hypothetical system in which multiple chemical substances diffuse through a defined space at different rates and react with one another, thereby...
SciShow Kids
Play the Cloud Memory Game!
Maybe you've noticed that clouds come in all shapes, sizes and colors. Did you know you can use clues from the clouds to help you figure out what the weather might be like where you live? Jessi and Squeaks have made up a game to help...
TED Talks
TED: Bitcoin. Sweat. Tide. Meet the future of branded currency. | Paul Kemp-Robertson
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Currency -- the bills and coins you carry in your wallet and in your bank account -- is founded on marketing, on...
TED Talks
TED: Forget shopping. Soon you'll download your new clothes | Danit Peleg
Downloadable, printable clothing may be coming to a closet near you. What started as designer Danit Peleg's fashion school project turned into a collection of 3D-printed designs that have the strength and flexibility for everyday wear....
SciShow
Why You Think Your Phone Just Buzzed
Have you ever thought you felt your phone vibrate, only to pull it out of your pocket and find that you have no new notifications? If so, you've experienced 'phantom vibration syndrome.' But what causes these mystery sensations, and are...
SciShow
The Little Lobster That Reveals Climate
Pelagic red crabs are actually lobsters - and that’s not even the weirdest thing about them! They sometimes wash up on shore in droves, signaling large scale climate events like El Niños and serving as a warning to marine biologists of...
SciShow
The Key to an Artificial Heart ... and Open-Heart Surgery
Scientists have been trying to pull blood out of the body and put it back in again since the early 1800s, but bypass machines haven't been easy to get right.
SciShow
There's a Single-Celled Dog
Is it possible for there to be a dog that is made of one very determined cell?
SciShow
Why Does Crying Make You Feel Better?
Have you ever wondered why you feel better after a good, hearty sob? Well, it turns out the reasons are kind of a mystery, and they range from social support to brain temperature.
3Blue1Brown
Backpropagation calculus | Deep learning, chapter 4
The math of backpropagation, the algorithm by which neural networks learn.
SciShow
Those White Crusts on Whales Are Alive and Full of Stories
You might think the white patches that grow on whale’s heads and faces are just weird skin growths, and you’re not wrong. But when you look closer, these patches are crawling with tiny stowaways!
TED-Ed
TED-ED: How do we study the stars? - Yuan-Sen Ting
Our best technology can send men to the Moon and probes to the edge of our solar system, but these distances are vanishingly small compared to the size of the universe. How then can we learn about the galaxies beyond our own? Yuan-Sen...