10:37
It’s A Bird. It’s A Plane. It’s An Astronomical Photo Bomb.
Internet satellites are interfering with astronomical research—and the problem is only getting worse.
6:07
Webb Telescope Arrives To Its Final Home In Deep Space
After weeks of travel, the James Webb Space Telescope moved into its final orbit this week. Here’s what’s next for the historic observatory.
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.