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Listen to Science Friday live on Fridays from 2-4 p.m. ET
February 28, 2025
A federal DEI ban is already prompting changes across science agencies. How will it affect medical research? A journalist traveled to five continents to learn about the afterlife of our trash, and why most “recyclable” plastic actually isn’t. And, the ocean liner SS United States will become an artificial reef in Florida. How do artificial reefs work?
45:56
Looking Back At The Pale Blue Dot
An archival conversation with the late astronomer Carl Sagan about our place in the universe and humanity’s need to explore.
47:37
The 2019 Science News That Made The Headlines
We discuss the biggest moments in science from the year, and recap a decade of discoveries as we head into 2020.
7:43
Congress Approves Public Health Research Funds For Gun Violence Studies
Plus, quakes on Mars, the secrets trapped in ancient chewing gum, and more in this week’s News Roundup.
4:08
Flu Versus Cold: Battle Of The Respiratory Viruses
When the flu season ramps up, researchers see a decline in colds. Are the two related?
6:29
Exploring Your Brain’s Pokémon Region
How ‘catching them all’ led one scientist to discover a Pokémon region in our brains.
22:29
Cleaning Up Earth’s Space Junkyard
Satellites and other launches have left over 100 million small particles floating in low Earth orbit.
6:35
The Secret Life Of Mistletoe (When It’s Not Christmas)
This parasitic plant grows in deserts and forests around the world and steals trees’ nutrients.
16:25
The Clock Inside
A biologist on why circadian timing matters for more than just your sleep schedule—and could represent a new frontier in medical science.
25:15
Forecasting The Technology Of Tomorrow
We take a look at emerging technologies that are just about to bubble up and transform the world.
12:02
Climate Justice Takes Center Stage In Madrid
Industrialized countries, whose fossil fuel burning warmed the globe, don’t want to pay up to help developing nations deal with the fallout.