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April 19, 2024
Superfund sites contain extreme pollution. Flooding—made worse by climate change—could carry their toxic contaminants into surrounding areas. Plus, researchers in Buenos Aires have figured out a way to tap into bird dreams. And, a citizen science project aims to sample the waters of hundreds of lakes worldwide for environmental DNA.
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.
22:10
Writing Women Back Into Science History
This Women’s History Month, Science Friday celebrates some of the unsung heroines of science.
17:24
What Will It Take to Land a Person on Mars?
What technological hurdles must be cleared for a successful manned mission to Mars?
12:18
Scientists Dip Into the Water on Jupiter’s Largest Moon
Scientists estimate that a subsurface ocean on Jupiter’s largest moon—Ganymede—could be 60 miles thick.
2:32
Sweeping the Skies, More Than 200 Years Ago
Astronomer Caroline Herschel was born 265 years ago this week, on March 16, 1750. She was the first woman to receive a salary for astronomical research.