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
The Hardcore Crickets That Only Live on Bare Lava
Some animals live in pretty extreme places, but the lava cricket might be the most hardcore of them all. These crickets have only been observed right after volcanic eruptions, and scientists have questions, like “How does a flightless...
SciShow
The Catastrophic Flood That Triggered an Ice Age | ft. PBS Eons
Did you know that a massive ancient flood triggered a thousand year ice age? 13,000 years ago, North America seemed to be thawing from a 2.6 million-year ice age. Then, a huge swath of Earth was suddenly plunged back into the cold for...
SciShow
Retroviruses: Microbial Supervillains
Forget your Hans Grubers, Lord Voldemorts, and Hannibal Lecters. It’s time to meet some real supervillains. They’re called retroviruses, and they actually change their host cell’s DNA.
SciShow
Meet CERN's New Particle: A Double-Charm Baryon!
This week, CERN announced a new particle that will help further understanding of the fundamental forces, and a simulation of ancient creatures may give us a clue as to how life grew beyond the microscopic.
SciShow
How Bacteria Helped Plants Take Over the World | SciShow News
This week, scientists think they may have found a missing link in regards to how plants went from living in the sea to on land, and also, in adorable news, surfing honeybees.
SciShow
Homophobia and Consumerism
Hank discusses some new research that studied what makes us unhappy with ourselves and with other people, focusing on homophobia and consumerism.
SciShow
Do I Only Use 10% of My Brain?
SciShow debunks the myth that you only use 10 percent of your brain. So, how much do you really use? And how do we know?
SciShow
Could a Shirt Hear Your Heartbeat? | SciShow News
Microphones keep getting smaller and smaller, but have you ever asked what it would be like to have a bigger one in the form of a shirt? And though we tend to incorrectly think that we’re having two-way conversations with our pets, we...
SciShow
A Cancer Gene May Be More Friendly Than We Thought | SciShow News
Until now, researchers have assumed that healthy cells switch off the enzyme telomerase as a way to protect themselves from turning cancerous. But a new study suggests the enzyme may have a healthier role than we previously thought....
SciShow
5 Unexplainable Mysteries Explained by Science
Do you want to know how some of Earth's most fascinating mysteries have been solved by science? Join us and learn about 5 thought-to-be unexplainable mysteries—explained! Hosted by Hank Green.
SciShow
Slingshot Spiders Put Fighter Pilots to Shame
There are all kinds of ways that a spider can catch its prey, but few species are as extreme as the slingshot spider!
SciShow
Could Your Blood Type Ever Change?
From A positive to O negative, everyone's born with a blood type, and they're stuck with that blood type for their whole lives... or are they?
SciShow
5 of the World's Most Bizarre Seeds
Some plants have very unique ways to disperse their seeds. Olivia introduces 5 of the most bizarre seeds in the world!
SciShow
These Smart Roads Could Change the Future of Driving
From self-healing asphalt to electrified roads, technology is steering the future of driving along some exciting new paths!
SciShow
The Strange Effects of Diamond Dust
Bright pillars of light... clouds of glowing dust... shimmering discs floating around the sun... signs of extraterrestrial activity, or is there a more rational and scientific explanation for this phenomenon?
SciShow
Scientists Just Transferred Memories... Between Sea Slugs
Scientists were able to transfer a specific memory from one sea slug to another! And research suggests that focusing on your breathing could help you focus on other things as well!
SciShow
NASA Needs You
Hank usually likes to keep science and politics separated, but the reality is that a lot of scientific research in the United States is funded by the government. This is a problem right now because the disfunction in the world of...
SciShow
Microbes Might Survive on Mars | SciShow News
We’re all excited about the Mars rover Perseverance this week, but scientists are also working on some other exciting things!
SciShow
How Washington Became a Ship Graveyard: A SciShow Field Trip #3
Olympic National Park is temporarily closed as Washington, the US, and the world work to mitigate the spread of the COVID-19 virus. We filmed this series in early January and are currently at home practicing social distancing. We hope...
SciShow
How Old Are You? Well, Your Liver Is 3
This week, a group of researchers use nuclear fallout to figure out how old liver cells are, while another gets one step closer to predicting volcanic eruptions.
SciShow
Hospitals are Hotspots for Antibiotic-resistant Germs
While antibiotics have saved millions of lives, misusing them can speed up how fast bacteria evolve to resist them. And it turns out that one of the biggest hotspots for these antibiotic-resistant bacteria…is hospitals.
SciShow
Do Fish Drink Water?
They live in the water, but do they actually drink it? Turns out, some fish actually do! Learn all about how different kinds of fish get the fresh water that they need to survive in this new episode of SciShow!
SciShow
Cloudy With A Chance Of Aliens: How We Look for Extraterrestrial Life
What do astronomers look for when they study exoplanets for signs of alien life? Hank explains how space telescopes are already yielding tantalizing clues of what other worlds might hold -- including water! -- and how the next generation...