6:43
The Reef Is Quiet. Too Quiet.
Researchers monitoring the soundscape of a coral reef have found a dramatic drop in the sounds of wildlife under the sea.
11:03
Glimpses Of Galaxies Far, Far Away
Last week we asked you to help us spot galaxies magnified by other galaxies, known as gravitational lensing. This week we reveal what you found.
On Pluto’s Doorstep
How did the New Horizons team wake up the spacecraft before it flew by Pluto? With a Star Trek theme song, of course.
23:19
Chasing Pluto, As Long As It Takes
New Horizons brought us a stunning look at Pluto. But “the first mission to the last planet” took decades to get off the ground.
10:12
Help Us Weigh Galaxies!
Participate in a citizen science project and help astronomers identify gravitational lenses.
17:21
With Summer Around The Corner, A Guide To The Night Skies
Astronomer Dean Regas gives tips for astronomical sights to try to spot in the months ahead.
7:29
A New Planet-Hunter Takes To The Sky
Plus, a new search for dark matter, a massive ichthyosaur, and the nature of randomness.
27:00
How To Talk With Aliens
A meeting of the minds talk about how we might write messages to intelligent extraterrestrial beings—and if it’s ethical to send them.
7:24
How Facebook Makes Scam Artists’ Jobs Easier
Medical falsehoods go unchecked on the platform and harmful “miracle cures” attract a cult following.
26:47
50 Years Ago: The Odyssey To Craft ‘2001’
A look back on Arthur C. Clarke, Stanley Kubrick, and the science fiction masterpiece they wrote as they went along.