Nobel laureate Steven Weinberg was one of the world’s foremost theoretical physicists and a passionate advocate for science. Among his many influential contributions is the co-discovery of the electroweak theory …

What happens when a simple mistake becomes a huge scientific discovery? You end up with a substance 100x stronger than a man of steel!  

Meet “Barf” the turkey vulture and learn from Tanya Lowe what it’s like to be a conservationist. Episode filmed live at the 2015 World Science Festival in New York City. The …

Chemist Raychelle Burks is on the front lines of forensic science, developing ways to detect drugs and explosives. Episode filmed live at the 2016 World Science Festival in New York …

Nowadays, the tools for tracing your family tree have advanced far beyond looking back at names in the family Bible or compiling a scrapbook of paper records. Using your genetic information to find long-lost relatives is easier and cheaper than ever before—and scientists are looking to push the technology even further by analyzing our skin and facial features.

Alan Alda has issued this year’s challenge to the world’s top scientists: What is sound? In an action-packed hour of interactive demonstrations, Alan and a team of communication experts invite the audience to explore what we hear, how we hear, and what that means for different species.