Audio
Listen to Science Friday live on Fridays from 2-4 p.m. ET, or listen to our daily podcast
BROADCASTS
Listen to the full 2-hour Science Friday broadcast, from last week or any week you like.
6:56
Mercury: The Ashtray of the Solar System?
Scientists say that dust from passing comets could have darkened the surface of Mercury.
17:16
Festival of Fake Hypotheses Generates Real Laughs
The satirical science festival BAHFest challenges science fans to construct real arguments for completely bogus hypotheses.
18:25
A Climate Pledge, a Medieval Antibiotic, and an Exoskeletal Boot
In the news roundup this week, Eric Holthaus breaks down the new U.S. climate pledge.
8:12
Malaria Parasite Lures Mosquitoes With Bait-and-Switch
The malaria parasite manufactures lemon-and-pine-scented aromas that attract mosquitoes.
29:48
Understanding the Dark Side of Physics
Physicists discuss the quest to understand dark energy and dark matter.
7:35
Liquid 3-D Printer Speeds Past the Rest
A new, fast 3-D printer uses ultraviolet light and oxygen to shape liquid resin.
1:19
One Last Thing: Left to Right
When we picture rapidly moving things, people seem to have a preference for ones that move from left to right, not right to left.
15:16
Michael Gazzaniga: Tales from Both Sides of the Brain
Cognitive neuroscientist Michael Gazzaniga discusses his on discovering how these halves communicate.
17:19
Shaking Up the Climate Conversation, With Dance
A choreographer and a biologist team up to create a dance that’s part high art, part climate change consciousness raising.
11:35
‘Hellish’ Conditions Gave Spark to Life on Earth
The early Earth was no place for life as we know it: Belching volcanoes, meteor strikes, hydrogen cyanide and a healthy bombardment of ultraviolet rays.