As physicists attempt to answer some of science’s biggest questions about the universe, they are testing the limits of experimental and observational science itself. In this program leading physicists, astronomers, …

Invention and innovation are the mark of robotics engineer Dennis Hong’s lab. Watch as he demonstrates some of the remarkable robots that his team has built. The robots walk on …

On July 4, 2012 the champagne flowed. The elusive Higgs boson—the fundamental particle that gives mass to all other particles—had been found. After generations of work, the last puzzle piece …

Meet Dr. Nora Volkow, whose research on drugs and the brain helped us understand addiction as a disease. Nora Volkow is the director of the National Institute on Drug Abuse. …

For all that Darwin contributed to our understanding of the biological world, he was haunted by one vexing question: How does the incremental process of evolution suddenly produce, say, humans—animals who walk upright, communicate through language, and possess the brainpower to travel to the moon?

School’s out, but science never stops. High School students around the world: bring your curiosity and your questions for a live Q+A with Brian Greene covering black holes, time travel, …