Episode Details

In this episode of AMSEcast, host Alan Lowe welcomes back science journalist and NASA senior science writer James Riordon to discuss his new book Crush: Close Encounters With Gravity. Riordon explores the fascinating science of gravity, from Isaac Newton's groundbreaking laws to Albert Einstein's revolutionary theory of general relativity. The conversation dives into how gravity shapes everything from the structure of Earth to the behavior of black holes and gravitational waves. Riordon also explains the strange effects of weightlessness on the human body, the mysteries of dark matter and dark energy, and the possibility of exotic phenomena like wormholes. Blending history, physics, and cutting-edge discoveries, this episode offers an accessible look at one of the universe's most fundamental forces and the scientists who helped us understand it.