SciShow
The Speedy Cold-Hearted Tuna
Most fish are pretty sluggish in the cold. But the Pacific bluefin tuna is one of the fastest apex predators in the frigid Pacific ocean. Their physiology has adapted to help them retain more of the heat their bodies produce, except when...
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.
TED-Ed
TED-Ed: If superpowers were real: Body mass - Joy Lin
What if manipulating body mass wasn't just the stuff of epic comic book stories? Is it scientifically possible to manipulate your body mass? In this series, Joy Lin tackles six superpowers and reveals just how scientifically realistic...
SciShow
What If All Viruses Vanished?
In the past couple years, you may have found yourself wishing that all the viruses in the world just disappear. But be careful what you wish for...
SciShow
Toxic Shock Syndrome: Way Beyond Tampons
If you've heard of Toxic Shock Syndrome, you might think you can only get it from tampons, but the bacteria that cause this problem are surprisingly common and we still don't know why they sometimes turn deadly.
PBS
We Are Star Stuff
Stars are our stellar alchemists. They spend their entire lifespan creating and molding elements. In their final moments, a supernova spreads these elements out into the universe, providing the building blocks for new stars, planets, and...
TED Talks
TED: The breakthrough science of mRNA medicine | Melissa J. Moore
The secret behind medicine that uses messenger RNA (or mRNA) is that it "teaches" our bodies how to fight diseases on our own, leading to groundbreaking treatments for COVID-19 and, potentially one day, cancer, the flu and other ailments...
SciShow
When Your Brain Can’t Accept Reality: Anosognosia
If patients seem to be unaware of their obvious conditions and symptoms, it might not be that they're in denial, but their brain might actually prevent them from realizing their disabilities.
SciShow
Can You Become a Morning Person?
If you know someone who can’t start their morning without 3 cups of coffee, don’t assume they frequently stay out late partying—it’s probably genetics.
Be Smart
So You Want to go to Mars?
Can't wait to get into outer space? Well there's a bit you need to know first... Spending time in zero gravity can have some pretty extreme effects on the human body. Still scientists are already making plans for long trips to other...
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
Why Do Some Drugs Make Your Pupils Wider?
How do your pupils work and why do some substances make them dilate?
SciShow
Immune NETs: What COVID and Snake Venoms Have in Common
When faced with threats ranging from snake bites to COVID infections, some white blood cells retaliate with a peculiar tactic: spewing out their own DNA to form pathogen-trapping nets. But research suggests that sometimes this...
SciShow
3 Ways Humans Have Literally Put Themselves Into Art
Artists are notorious for pouring their heart and soul into their work, but historically, they also put some of their literal body parts into it as well!
TED-Ed
TED-Ed: The world's slimiest animal | Noah R. Bressman and Douglas Fudge
In 2017, a truck screeched to a halt. One of its containers slid off, hit a car, and spilled its contents— thousands of kilograms of hagfish. The result of this accident was an absolute mess: the highway was coated in a thick slime that...
SciShow
Chemistry & Corpses: The Science of Bog Bodies
SciShow explains the chemistry, archaeology and history of bog bodies -- naturally mummified corpses (and other fun things!) that have been discovered in Europe's peat bogs.
TED-Ed
TED-Ed: What causes yeast infections, and how do you get rid of them? | Liesbeth Demuyser
The vagina harbors hundreds of different kinds of microorganisms. Candida yeasts are usually present in small quantities and most of the time, these fungi are harmless. But, under certain conditions, Candida yeasts can cause infections....
PBS
When Insects First Flew
Insects were the first animals to ever develop the ability to fly, and, arguably, they did it the best. But this development was so unusual that scientists are still working on, and arguing about, how and when insect wings first came about.
MinuteEarth
How Your Dog Can Protect You Before You're Born
Herein we explain how pets can help your immune system, beginning when you're in utero!
TED Talks
Ian Goldin: Navigating our global future
As globalization and technological advances bring us hurtling towards a new integrated future, Ian Goldin warns that not all people may benefit equally. But, he says, if we can recognize this danger, we might yet realize the possibility...
SciShow
How Studying Elephant Seals Could Treat Heart Attacks
Generally, when you think of carbon monoxide, nothing good comes to mind. And that’s… pretty reasonable. But elephant seals show us how we might be able to use carbon monoxide as an effective therapy for heart attacks and strokes.
TED-Ed
Why didn't this 2,000 year old body decompose? | Carolyn Marshall
It may not appear very lively six feet underground, but a single teaspoon of soil contains more organisms than there are human beings on the planet. From bacteria and algae to fungi and protozoa, soils are home to one quarter of Earth's...
TED Talks
TED: Black life at the intersection of birth and death | Mwende "FreeQuency" Katwiwa
It is the artist's job to unearth stories that people try to bury with shovels of complacency and time, says poet and freedom fighter Mwende "FreeQuency" Katwiwa. Performing her poem "The Joys of Motherhood," Katwiwa explores the...
SciShow Kids
Animal Slime and Other Weird Stuff
Ever wonder why some animals don't need sunscreen or how they can live in dry climates without water? Well, some of them can use the slime their bodies produce in weird and helpful ways!