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What are mini brains? - Madeline Lancaster

Adults Science
Shielded by our thick skulls and swaddled in layers of protective tissue, the human brain is extremely difficult to observe in action. Luckily, scientists can use brain organoids - pencil eraser-sized masses of cells that function like human brains but aren't part of an organism - to look closer. How do they do it? And is it ethical? Madeline Lancaster shares how to make a brain in a lab.
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Where does all the snot come from? - James May's Q&A (Ep 3) - Head Squeeze

Adults Science
James May tells us exactly where that green snot in our nostrils comes from. He also delves into how mucus helps prevent harmful foreign objects from entering our bodies.
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The Napkin Ring Problem

Adults Science
Do you ever come across a math problem that you know is right but no matter how hard you try, you can't wrap your mind around it?
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This Particle Breaks Time Symmetry

Adults Science
Increasing entropy is NOT the only process that's asymmetric in time.
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The Cheerios Effect

Adults Science
Who knew there was so much science in a bowl of cereal?
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Inside an ICE CAVE! - Nature's Most Beautiful Blue

Adults Science
Where do glaciers and icebergs get their beautiful blue color? This unique blue might be nature's most brilliant, and the color arises in a very special way thanks to some surprising interactions between light and water molecules.
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Does It Matter Which Color Egg You Buy? (Why Are They Different?)

Adults Science
Ever wondered why some eggs are different colors? There's a lot more science behind it than you might think.
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Why do you need to get a flu shot every year? - Melvin Sanicas

Adults Science
All year long, researchers at hospitals around the world collect samples from flu patients and send them to top virology experts with one goal: to design the vaccine for the next flu season. But why do we need a new one every year? Vaccines for diseases like mumps and polio offer a lifetime of protection with two shots early in life; what's so special about the flu? Melvin Sanicas explains.
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The Nuclear Waste Problem

Adults Science
Nuclear energy is one of the cleanest, most efficient, and most available sources of power on earth.
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Which Way Is Down?

Adults Science
Vsauce host Michael Stevens digs deep into the ever-changing concept of the direction "down," what causes things to fall, and digs into how masses really, really want to pull towards each other in our universe, thanks to gravitational forces.
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How to Cure Aging - During Your Lifetime?

Adults Science
What if we could stop aging forever?
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The U.S. & Russia Are Building a Deep Space Gateway, Here's What You Need to Know

Adults Science
The U.S. and Russia have announced plans to put a new structure in the orbit of the moon. What will it look like?
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Did Science Just Prove Women Are Nicer Than Men?

Adults Science
Scientists may have just proven women are kinder and more selfless then men, and it's all thanks to our brains.
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This Engineer's Crazy Plan to Clean Air with Smog-Sucking Bikes

Adults Science
These bicycles are designed to filter smog out of the air as you ride. This could be a game changer for smoggy cities like Beijing.
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The first asteroid ever discovered - Carrie Nugent

Adults Science
Over the course of history, we've discovered hundreds of thousands of asteroids. But how do astronomers discover these bits of rock and metal? How many have they found? And how do they tell asteroids apart? Carrie Nugent shares the story of the very first asteroid ever discovered and explains how asteroid hunters search for these celestial bodies.
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Why is it so hard to cure cancer? - Kyuson Yun

Adults Science
We've harnessed electricity, sequenced the human genome, and eradicated smallpox. But after billions of dollars in research, we haven't found a solution for a disease that affects more than 14 million people and their families at any given time. Why is it so difficult to cure cancer? Kyuson Yun explains the challenges.
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How Do Helicopters Fly Without Wings?

Adults Science
Engineering tons of metal to fly straight up is no easy feat. Here's how helicopter blades make vertical flight a reality.
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Why Is The Universe So Empty? (ft. PHD Comics!)

Adults Science
Why is the universe organized the way it is? And why is it so empty? From planets and stars to superclusters and galactic filaments, the universe's largest structures formed because of its smallest. In this special collaboration with PHD Comics, we'll learn how the earliest, quantumest blips seeded the structure of everything everywhere.
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Is DNA the future of data storage? - Leo Bear-McGuinness

Adults Science
In the event of a nuclear fallout, every piece of digital and written information could all be lost. Luckily, there is a way that all of human history could be recorded and safely stored beyond the civilization's end. And the key ingredient is inside all of us: our DNA. Leo Bear-McGuinness explains.
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6 scientific tricks for falling asleep

Adults Science
Can't sleep? Don't just lie there in bed and stress about it. These tricks will have you snoozing in no time.
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How aspirin was discovered - Krishna Sudhir

Adults Science
4000 years ago, the ancient Sumerians made a surprising discovery: if they scraped the bark off a particular kind of tree and ate it, their pain disappeared. Little did they know that what they'd found was destined to influence the future course of medicine. Krishna Sudhir traces the history of aspirin.