keyboard_arrow_up

Late sleeper? Blame your genes.

Adults Science
If you're not a morning person, science says you probably never will be.

A popular way to cook broccoli removes important nutrients

Adults Science
Broccoli is one of the most nutritious vegetables. However, boiling it takes many of those essential nutrients out. There's a simpler way to cook it and retain all the nutrition. Following is a complete transcript of the video.

Decoding the ancient astronomy of Stonehenge

Adults Science
The solstice alignments of Stonehenge, explained.

What can you learn from ancient skeletons? - Farnaz Khatibi

Adults Science
Ancient skeletons can tell us a great deal about the past, including the age, gender and even the social status of its former owner. But how can we know all of these details simply by examining some old, soil-caked bones? Farnaz Khatibi examines a fascinating branch of science known as biological anthropology.

Meet NASA's new class of astronauts

Adults Science
More than 18,300 candidates applied to be astronauts in NASA's latest class-smashing the record of 8,000 applicants in 1978-and only 12 got the job. Here's who made the cut.

NASA Is Going to the Sun! But How...and Why?

Adults Science
In 2018, NASA will launch a solar probe that will travel closer to the sun than any spacecraft before. But why? What are they looking for?

Why don't perpetual motion machines ever work? - Netta Schramm

Adults Science
Perpetual motion machines - devices that can do work indefinitely without any external energy source - have captured many inventors' imaginations because they could totally transform our relationship with energy. There's just one problem: they don't work. Why not? Netta Schramm describes the pitfalls of perpetual motion machines.

Four inventions that might change the world

Adults Science
Tiny lab-grown organs. A spongy cloth that absorbs oil spills. Sure, why not. These are some of the finalists for the European Inventor Award.

Fraser Corsan wants to break the wingsuit record

Adults Science
Fraser Corsan wants to go faster than a Ferrari F50 and higher than Mount Everest-with nothing but his own two wings to carry him. Corsan is a wingsuit pilot. He wants to break four of the world wingsuit records.

Einstein's unique way of thinking contributed to his genius

Adults Science
Robbert Dijkgraaf is a theoretical physicist and Leon Levy Professor at the Institute for Advanced Study in Princeton. He is also the co-author of "The Usefulness of Useless Knowledge." In this video, he explains how Albert Einstein saw the world in a different way from how most scientists see it.

The surprising pattern behind color names around the world

Adults Science
Why so many languages invented words for colors in the same order.

History's deadliest colors - J. V. Maranto

Adults Science
When radium was first discovered, its luminous green color inspired people to add it into beauty products and jewelry. It wasn't until much later that we realized that radium's harmful effects outweighed its visual benefits. Unfortunately, radium isn't the only pigment that historically seemed harmless or useful but turned out to be deadly. J. V. Maranto details history's deadliest colors. Lesson by J. V. Maranto, animation by Juan M. Urbina.

We Found Another State of Matter: The Supersolid!

Adults Science
Scientists have created, yet another state of matter called a supersolid! But what is it, and what does it do?

How does your body process medicine?

Adults Science
Have you ever wondered what happens to a painkiller, like ibuprofen, after you swallow it? Medicine that slides down your throat can help treat a headache, a sore back, or a throbbing sprained ankle. But how does it get where it needs to go in the first place?

What if the Earth were Hollow?

Adults Science
What if there were a tunnel through the middle of the earth and you jumped in?

How does asthma work? - Christopher E. Gaw

Adults Science
More than 300 million people around the world suffer from asthma, and around 250,000 people die from it each year. But why do people get asthma, and how can this disease be deadly? Christopher E. Gaw describes the main symptoms and treatments of asthma.

Why Do We Cook?

Adults Science
Why do humans cook? Holidays are celebrated in many ways, but chances are they involve eating, and eating a LOT. Ever wonder why we cook our food? We do it because it tastes good, of course, and because our customs and traditions are built around it. But we also cook our food for some basic biological reasons, because of evolution. Some scientists think that figuring out how to cook actually MADE us human! If conversation gets a little dry around your holiday table, now you'll have some awesome science to share with everyone!

Oxygen's surprisingly complex journey through your body - Enda Butler

Adults Science
Oxygen forms about 21% of the air around us. In your body, oxygen forms a vital role in the production of energy in most cells. But if gases can only efficiently diffuse across tiny distances, how does oxygen reach the cells deep inside your body? Enda Butler tracks the surprisingly complex journey of oxygen through your body.

Are You Thinking About Breathing While You Read This? (Now You Are)

Adults Science
What really drives us to breathe? And how dangerous is it to hyperventilate and hold your breath?

What is entropy? - Jeff Phillips

Adults Science
There's a concept that's crucial to chemistry and physics. It helps explain why physical processes go one way and not the other: why ice melts, why cream spreads in coffee, why air leaks out of a punctured tire. It's entropy, and it's notoriously difficult to wrap our heads around. Jeff Phillips gives a crash course on entropy.

What Is Vocal Fry & Is It Bad For You?

Adults Science
Is vocal fry bad for your voice? Does it hurt your chances of getting a job?