We spend a third of our lives asleep. Every organism on Earth—from rats to dolphins to fruit flies to microorganisms—relies on sleep for its survival, yet science is still wrestling with a fundamental question: Why does sleep exist?

Do your friends call you a control freak? Well then, you’re in good company. Learn more about the #scientist known as the “Maestro of the Miniscule” who used atom manipulation …

Sports and science don’t mix, right? Not if you ask biomedical engineer Cynthia Bir whose career focuses on using science and technology to keep athletes safe and to help them …

Students in the biology class of @ScienceWithTom write and perform rapping, rhyming biology songs that leave them inspired to learn more. Science teachers prepare tomorrow’s pioneering scientists. Episode filmed live …

For all we understand about the universe, 96% of what’s out there still has scientists in the dark. Astronomical observations have established that familiar matter—atoms—accounts for only 4% of the weight of the cosmos. The rest—dark matter and dark energy—is invisible to our telescopes.

Scott Aaronson, renowned computer scientist known for his no nonsense take on, well, everything, joins Brian Greene to demystify the state of quantum computation, AI, and much more. This program …