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Listen to Science Friday live on Fridays from 2-4 p.m. ET
November 22, 2024
On the 50th anniversary of Lucy’s discovery, paleoanthropologists reflect on what she means to science, and what she taught us about ourselves. Plus, divers have recovered seeds of a long-lost rye variety from a 146-year-old shipwreck in Lake Huron. And, just in time for Thanksgiving, a potato researcher explains potato varieties, potato nutrition, and some tubular tuber facts.
7:53
The Science Behind Your Unraveling Sweaters
A textile professor and knit expert explains why many sweaters today are of poorer quality than sweaters in the past.
11:42
Moon Rocks Collected In 1972 Reveal New Secrets
Research on crystals brought back by the Apollo 17 mission shows that the moon is 40 million years older than we thought.
17:29
How AI Chatbots Can Reinforce Racial Bias In Medicine
Researchers examined four popular chatbots and found they perpetuated debunked, harmful ideas from race-based medicine.
10:30
The Captivating Story Of The West’s Wild Horses
You can buy a wild horse from the federal government for $125. Reporter Ashley Ahearn did just that.
6:22
An Artist Explores The History Of Humans Genetically Modifying Pigs
With opera and visual art, an exhibit looks at modern genetic engineering—and thousands of years of breeding—of pigs.
25:48
2023’s Best Science Books For Kids
An editor and a children’s author weigh in on this year’s best STEM books for kids. Plus, listeners share their own favorites.
Euclid Telescope’s First Images Unveiled
A new ESA telescope could help us understand how dark matter and dark energy influence the structure of the universe.
Everything You Never Knew About Squash And Pumpkins
It’s squash, pumpkin and gourd season. An expert answers listener questions about these colorful fall favorites.
How A University Is Adjusting One Year After ChatGPT
An English professor discusses how AI is transforming education, and how students and faculty alike can use it responsibly.
Not Just Dying Stars: A Black Hole That Came From Gas
Using both JWST and the Chandra Observatory, astronomers discover the oldest known black hole, and confirm a theory.