SciShow
Does Getting COVID-19 Make You Immune to It? | SciShow News
Like a common cold or a cold sore, would it be possible to get a reinfection of COVID-19? Would we be able to build up long-term resistance to it?
SciShow
9 Extreme Bug Mating Rituals
Welcome to the romantic, violent, treacherous, and murderous mating lives of bugs.
SciShow
5 Times Evolution Did Its Best
Usually when you think of evolution or natural selection, you think of survival of the fittest. But sometimes, the resulting traits of evolution aren’t the most efficient solutions to the problems at hand. With the bar set to “good...
SciShow
5 Scientists Who Experimented On Themselves: High Stakes Research
It took some time for us to realize it isn’t the best idea for scientists to experiment on themselves. But along the way, sometimes at the expense of the health of scientists, we have gained crucial insights into their areas of study.
SciShow
5 Robots You Can Hug
Developers are working to make softer, squishier robots that are flexible enough to maneuver in extreme environments, including inside the human body!
SciShow
Is the Y Chromosome Disappearing?
Scientists know that the Y chromosome has been shrinking in size over millions of years, but recent studies suggest that it has more important genes, besides the ones that cause biological maleness. Hosted by: Michael Aranda
SciShow
10 Fashion Trends That Are Super Dangerous
Fashion fads come and go—but did you know that some fashion trends are downright dangerous?
SciShow
Why We Have Pain, & How We Kill It
Hank makes it all better by explaining the biochemistry of pain -- how it works, why we have it, and how painkillers, whether they're over the counter or heavy-duty prescription bad boys, make the pain go away.
SciShow
Why Lizards Don't Run Marathons
Lizards tend to scurry around in short bursts rather than running long distances, and the reason why might be nearly as old as life on land. Hosted by: Stefan Chin
SciShow
Why Herpes Is the Most Talented Virus Ever
Unlike with many other viruses, once you get a herpesvirus you’re stuck with it for life. But just how do these master trespassers accomplish this feat?
SciShow
Why Does Body-Temperature Air Feel Hot?
You'd think that air that was the same temperature as your body would feel neutral, but if you've ever been outside when it's 37 degrees Celsius out... you know that's not the case! Hosted by: Stefan Chin
SciShow
Why Do We Stretch in the Morning?
Humans (and our pets) frequently instinctively stretch as soon as we wake up. But why? What is happening in our bodies when we stretch and yawn to wake ourselves up?
SciShow
Why Do We Jump in Our Sleep?
Learn why you may experience jumping in your sleep, and how you can prevent it!
SciShow
Why Body Hair?
In today's episode Hank talks about hair: What's it good for, what's it made of, and why do we have less than other mammals?
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
SciShow
Why Does Wasabi Burn Your Nose?
The answer to why wasabi is such a nose burner has to do with a compound that researchers are trying to use in a creative way! Hosted by: Stefan Chin
SciShow
Why Are There Righties & Lefties?
About 10% of the world population is left-handed. But why does handedness exist and what determines which hand is dominant? Scientists have suggested several theories, but the answer may well lie with evolution.
SciShow
Where Are A Whale's Nipples?
Like dolphins, manatees, and other marine mammals, whales have nipples hidden in surprising places.
SciShow
What's the Deal with Pfizer's COVID-19 Vaccine? | SciShow News
Multiple companies and organizations have announced early results about their COVID-19 vaccines. Here's what we know about Pfizer's.
TED-Ed
TED-Ed: What is a poop transplant, and how does it work? | Kathryn M. Stephenson and David L. Suskind
1,700 years ago, Chinese alchemist Ge Hong was renowned for his soup that could cure diarrhea-stricken patients. It had a surprising secret ingredient: feces. While it might seem unwise to consume feces, exciting new research suggests...
TED Talks
TED: Woman, Life, Freedom in Iran -- and what it means for the rest of the world | Golshifteh Farahani
In this poetic and moving reflection, actor, musician and activist Golshifteh Farahani honors those who have fought for "Woman, Life, Freedom" following Mahsa Amini's death at the hands of Iran's religious morality police. Calling upon...
Amoeba Sisters
Skeletal System
Join the Amoeba Sisters on this introduction to the human Skeletal System! This video first introduces several types of skeletal systems found in different organisms before focusing on the human endoskeleton. Then, this video takes a...
SciShow Kids
Why Don’t Fish Freeze in Winter? | Winter is Alive! | SciShow Kids
Squeaks wants to know what happens to fish when the seasons change and the pond freezes in winter! He and Jessi learn all about how fish survive under the ice because of their body temperature, and also what other animals, like birds and...
SciShow Kids
How Does Food Get to Our Stomachs and More Answers to Your Questions! | SciShow Kids
This week, Mister Brown joins Squeaks to answer a bunch more of your questions about the Earth and about our bodies!