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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?
12:00
When Your Tongue Needs A Tuneup
The tongue weakens as we age, which can result in more frequent choking during eating. But simple exercise seems to be an effective way to keep the tongue muscles toned.
17:05
Jill Tarter Is Still Searching For A Sign Of Life
Astronomer and SETI co-founder Jill Tarter reflects on her career as an alien hunter.
16:19
Peeking Under The Skin Of Aging Aircraft
A lab disassembles aging aircraft piece by piece to look for signs of cracks, corrosion, and metal fatigue.
6:51
The Rules Of Entanglement, Reining In Stem Cell Claims, And Why You Shouldn’t Lick Your Turtle
Researchers have shown mathematically that the weirdness of quantum entanglement may be an essential part of the universe’s physics.
5:17
On The Mississippi, A Battle Of The Levees
A plan to address Mississippi River flooding rests on those who disagree on control measures.
11:56
In Florida, A New Law Is Hitting Textbooks
A new state law allows people to challenge the content in school textbooks. Will it put classroom science at risk?
17:04
The Myths That Persist About How We Learn
The idea that some people learn best from visual or audio materials has been around since the 1950s. But there’s little evidence to support it.
16:53
Back-To-School Lessons From Science Friday’s Educator Collaborative
Seven innovative science teachers have turned Science Friday stories into lessons you can use in the classroom and at home.
33:33
Hurricane Harvey And The New Normal
As Harvey devastates Houston, Michael Mann says it becomes increasingly clear that we live in an ever-evolving state of a “new normal.” Where do we go from there?
7:43
Don’t Throw Away Those Eclipse Glasses!
Here’s what to do with your leftover solar glasses. Plus, substance abuse in baby boomers.