SciShow
Does Anti-Aging Cream Work?
You can't open up a magazine without seeing someone with impossibly smooth skin selling some sort of "anti-aging" cream, but could some of these products actually work?
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
Mysterious Mars News
Hank brings us news from planets all around the solar system: Mars, Mercury, and even planet Earth have been in the news lately. A retraction from NASA about the Curiosity mission; the discovery of water and organic material in craters...
TED Talks
TED: The incredible cancer-detecting potential of photoacoustic imaging | Lei Li
Could we use the energy from light and sound to detect disease? TED Fellow Lei Li shares the exciting promise of photoacoustic imaging: an affordable, painless and accurate method of converting light into sound in order to create...
SciShow Kids
Why Can’t I Eat Peanut Butter?
Some people (maybe you!) can't eat certain foods because they're allergic to them. People can have an allergic reaction to almost any kind of food, or even other things, like bee stings! But all allergies have something in common: our...
SciShow
Could We Spot Alzheimer’s Early With RNA? | SciShow News
Detecting diseases early can be a big help when it comes to treating them, and researchers may have gotten one step closer to diagnosing Alzheimer's with a simple blood test.
SciShow Kids
Blobfish: The World's Ugliest Animal | Biology for Kids | SciShow Kids
The blobfish has been called "The World's Ugliest Animal", but it's actually really cool. Find out why it's shaped the way it is with Jessi and Squeaks.
TED-Ed
TED-ED: The myth of Arachne and Athena - Iseult Gillespie
From sailors who were turned into pigs, nymphs that sprouted into trees, and a gaze that converted the beholder to stone, Greek mythology brims with shape-shifters. The powerful Gods usually changed their own forms at will - but for...
TED-Ed
TED-Ed: Da Vinci's Vitruvian Man of math - James Earle
What's so special about Leonard da Vinci's Vitruvian Man? With arms outstretched, the man fills the irreconcilable spaces of a circle and a square -- symbolizing the Renaissance-era belief in the mutable nature of humankind. James Earle...
TED Talks
TED: What we don't know about mother's milk | Katie Hinde
Breast milk grows babies' bodies, fuels neurodevelopment, provides essential immunofactors and safeguards against famine and disease -- why, then, does science know more about tomatoes than mother's milk? Katie Hinde shares insights into...
PBS
Unraveling DNA with Rational Tangles
When you think about math, what do you think of? Numbers? Equations? Patterns maybe? How about.... knots? As in, actual tangles and knots?
SciShow
Where Are All the Dinosaur Brains?
We've found plenty of dinosaur bones all around the world, but is it possible to find any fossilized soft tissues from ancient animals?
TED Talks
LADAMA: How music crosses cultures and empowers communities
Singing in Spanish, Portuguese and English, LADAMA brings a vibrant, energizing and utterly danceable musical set to the TED stage. In between performances of their songs "Night Traveler" and "Porro Maracatu," they discuss how...
SciShow Kids
Parachute Adventure! - #sciencegoals
Today is exciting, because Jessi and Squeaks are making parachutes! Tag along to learn how you can make your own, and what forces are being used to make your parachute work!
Crash Course
The Nervous System, Part 1: Crash Course A&P
Today Hank kicks off our look around MISSION CONTROL: your nervous system. -- Table of Contents: Sensory Input, Integration and Motor Output 1:36 Organization of Central and Peripheral Systems 2:16 Glial Cells 3:54 Role, Anatomy and...
SciShow
Krokodil, fake pot and the real chemistry of drugs
Time Magazine has called it "the most horrible drug in the world," and last month, it hit the US. Because seriously, why would you take a drug that rots your flesh, bones, and brain?!
SciShow
Alice Hamilton: The Doctor Who Made Work Safer | Great Minds
During the period of rapid industrialization at the turn of the 20th century, factory jobs were incredibly unsafe. That is, until Dr. Alice Hamilton basically became an investigative reporter to figure out how factories were poisoning...
TED Talks
Fiorenzo Omenetto: Silk, the ancient material of the future
Fiorenzo Omenetto shares 20+ astonishing new uses for silk, one of nature's most elegant materials -- in transmitting light, improving sustainability, adding strength and making medical leaps and bounds. On stage, he shows a few...
SciShow
Why Do I Have Varicose Veins?
Usually, the 160,000 kilometers of blood vessels in your body work incredibly smoothly. However, the forces of age, weight gain, and gravity can conspire to cause lumpy varicose veins.
TED Talks
TED: How racism harms pregnant women -- and what can help | Miriam Zoila Perez
Racism is making people sick -- especially black women and babies, says Miriam Zoila Perez. The doula turned journalist explores the relationship between race, class and illness and tells us about a radically compassionate prenatal care...
Crash Course
Assisted Death & the Value of Life: Crash Course Philosophy
As we wrap up Crash Course Philosophy, we’re using the things we’ve learned to explore big issues like the value of life. Today, we’re discussing abortions in cases of fetal abnormality, assisted suicide, and euthanasia. We will consider...
SciShow Kids
What Is Squid Ink?
Our friend the Giant Squid inspired a SciShow Kids viewer to write us and ask, 'What is squid ink, and can you write with it?' Jessi has the answers!
SciShow
5 Things Humans Got Really Wrong About Our Bodies
Throughout history, people have been trying to figure out how our bodies work and how to fix them when things go wrong. This has led to some ideas that, with the benefit of hindsight, seem very strange
SciShow
What Causes 'Old People Smell'?
If you've ever associated a smell with old age, you weren't imagining it—it all has to do with the chemistry of our skin.