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?
10:00
May Your Holiday Cheer Be Bright (But Not Overloaded)
Tips for keeping your holiday lights safe this season.
22:57
The Best Science Books Of 2017
From Oliver Sacks to graphic novels, Maria Popova and Deborah Blum discuss their favorite science books of the year.
The History Of Science History
Science isn’t a “triumphant march”—it’s sloppy, messy, and full of stops and starts. Meet the people who tell that story.
Ten Awesome Science Books For Curious Kids
Inspire the budding scientists in your life with science stories and inquiry adventures.
6:58
Trapping A Proton, The Speed of A Muscle, And Switching Attention
Plus, the latest on the eruption of volcano Mount Agung on the island of Bali.
5:11
Bad News Bears For Yeti Hunters
Alleged “Yeti” samples reveal clues about elusive Himalayan and Tibetan brown bears.
5:51
How Much Will The House Tax Plan Cost Grad Students?
Two graduate students have developed an online calculator to estimate the effects of the House tax plan.
11:48
No Bones About It: Neolithic Women Were Very, Very Strong
Women in prehistoric Central Europe performed enough manual labor that they were likely stronger than modern athletes.
17:11
In The South, Examining An HIV Epidemic
In the U.S., 44 percent of people living with HIV reside in the 10 southern states.
9:53
Super Strong Robot ‘Muscles’ Inspired By Origami
The flexible muscles have a skeleton inspired from the delicate paper folds of origami—and they can lift objects a thousand times their own weight.
6:59
Alan Alda Wants To Know: ‘What Is Climate?’
In his annual Flame Challenge, Alan Alda is calling on scientists to answer a seemingly simple, but complex question.
27:15
Life In The Internet Slow Lane
The internet grew for decades without 2015’s net neutrality rules. So what happens if the FCC repeals them?
The Glittery Jewels Of The Bee World
These dazzling tiny bees are major pollinators.
47:37
From Cat Rheology To Operatic Incompetence
The 2017 Ig Nobel Prizes saluted the strange and silly in scientific studies.
12:23
Mining Coal For Clues About Ancient Environments
Geologist Jen O’Keefe uses pollen and spores fossilized in coal to study the environment millions of years ago.
16:57
After Cassini, A Mission To Icy Planets Full Of Diamond Rain?
Researchers want to see what a closer look at Uranus and Neptune could tell us about our pale blue dot.
17:42
How Do Bats Communicate?
Bioacoustician Laura Kloepper uses ziplines, drones, and hawks to decode the mysterious communication of bats.
The Hidden Science Beneath Kentucky
The Science Friday team follows researchers deep underground to discover Kentucky’s geologic past.