12:16
A Replacement Heart, From A Pig
Doctors report transplanting a heart from a genetically-modified pig into a human.
The Debate That Sparked The Big Bang
How a 1940s horror movie inspired maverick physicist Fred Hoyle’s now-panned alternative to the Big Bang.
17:08
When Can Climate Change Be Comedy?
A disaster-ologist and a movie curator discuss the role that disaster movies play in understanding the biggest challenges facing humanity.
17:28
The Webb Telescope Is Counting Down To Liftoff
The next-generation space telescope—over 20 years in the making—could finally launch next week.
11:34
How America Is Preparing For Another Pandemic Winter
Plus, a look at the complicated world of conserving the vaquita, a rare marine mammal.
24:22
Space Tourists, Asteroids, And Anti-Satellite Tests, Oh My!
A trio of stellar space reporters round up 2021’s out-of-this-world headlines.
A Tour Through Maria Ferreira’s Crystal Gardens
Blending chemistry, physics, and animation, artist Maria Constanza Ferreira grows tiny gardens of crystals to create dazzling images.
26:09
Ralph Nader Reflects On His Auto Safety Campaign, 55 Years Later
Over the last half-century, auto safety has drastically advanced, thanks in part to Nader’s groundbreaking investigation.
17:10
Decoding Quantum Computing
The disruptive technology of quantum computing could be a game-changer.
9:54
Diving Into The Strange World Of Xenobots
Structures designed by an algorithm transform frog embryo cells into structures that can swim.