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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?
7:50
The Sunscreen Of The Future
A customizable melanin-like material could offer better protection from the sun.
11:54
Can You Hold An Algorithm Accountable?
Regulating algorithms could offer better insight into why they fail.
17:10
The Road To CRISPR
Biochemist Jennifer Doudna describes her work on developing the CRISPR-Cas9 technique and the ethical concerns of using the revolutionary tool.
10:03
Weighing A Star With Gravity: Einstein’s ‘Impossible’ Experiment
A century ago, we used general relativity to weigh the sun. A research team has finally done the same for a star outside our solar system.
6:05
The Hottest Known Exoplanet Is (Probably) Slowly Melting Away
Researchers find a doomed planet orbiting a massive hot star.
16:20
Fossil Finds Could Mean A Wider ‘Cradle Of Humanity’
Hominin fossils dating to 300,000 years ago have been found at a site in Morocco.
7:44
Trump Pulls US From Climate Agreement
President Trump pulled the U.S. from the Paris Climate Agreement, plus CRISPR human trials, a NASA sun orbiter, and more.
4:13
Winners And Losers In Warming Northeast Waters
Climate change can create more habitat for some species of fish. But will fisheries adapt?
22:44
Spreading The Word About The ‘Mother Of Wi-Fi’
Actress Hedy Lamarr was so much more than a beautiful face. Here’s why her story needs to be told.
29:40
Why Are Allergies So Dang Hard To Get Rid Of?
A look at why our immune systems turn on us, and why we’re still powerless to stop the attack.