A scientist asked people to sit in a silent room for 15 minutes. Almost half of them decided to give themselves a painful electric shock instead. What is it about our brains that makes our relationship with silence so strange? And should we learn how to listen to it?
This is the third episode of our new four-part series, The Sound Barrier.
Guests: ... Show More
Yesterday
What happened before the big bang?
It's a question that seems impossible to grapple with, but scientists won't take no for an answer. In this collaboration with Scientific American, we take on the big bang and a whole bunch of seemingly impossible questions. Guests: Rachel Feltman, host of the Science Quickly podc ... Show More
26m 28s
Sep 14
What's the oldest story ever told?
An astrophysicist uses the motion of the stars to argue that a single story has been told for 100,000 years. A cognitive anthropologist has questions. Guests: Ray Norris, astrophysicist; Manvir Singh, cognitive anthropologist at the University of California, Davis For show transc ... Show More
27m 18s
Sep 2
Stopping the science that could stop the world
When scientists write their own rules for life, how do they know what could go wrong before it’s too late? This is the final episode of our new three-part series, Life from Scratch. Guests: Kate Adamala, associate professor at the University of Minnesota; David Relman, professor ... Show More
36m 12s
May 2022
Listen Again: Sound And Silence
Original broadcast date: Friday, October 16, 2020. Sound surrounds us, from cacophony even to silence. But depending on how we hear, the world can be a different auditory experience for each of us. This hour, TED speakers explore the science of sound. Guests on the show include N ... Show More
50m 27s