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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.
12:04
Retracted Research, 3.3 Million-Year-Old Stone Tool, and Panda Guts
In this week’s news roundup, Rachel Feltman of The Washington Post joins us for a roundup of her top science stories of the week.
5:50
Chicken Beaks and Dinosaur Snouts
Scientists traced the evolution of dinosaurs to birds through the beak of a chicken.
10:52
A Tiny, Living Identification Badge: Your Microbiome
The specific combinations of strains of bacteria that live on and in a person can be used to identify an individual—even up to a year later.
17:23
Emoting With Emoji
A look at what the rise of emoji says about online communication.
12:14
NASA Budget Cuts Impact Earth-Based Science
The House Committee on Science, Space, and Technology passed a bill that would cut NASA’s earth science budget by roughly 20 percent.
17:26
Tracking Your Local (Space) Weather
How—and why—scientists keep a close eye on the activity of our nearest star.
17:41
How To Clone A Mammoth
An expert in the field of ancient DNA explains the why’s and how to’s of woolly mammoth de-extinction.
12:10
‘Thrifty’ Metabolisms, Bad News Bees, and a Pricey Jar of Peanut Butter
Virginia Hughes of BuzzFeed News joins us for a roundup of her top science stories of the week.
77:37
Science Friday, Live From Huntsville
Hear the full show as Ira and Science Friday take the stage at Huntsville, Alabama’s own U.S. Space & Rocket Center.
2:41
Animal Moms: From Lion to Mouse
Several scientists share stories of their favorite Animal Kingdom matriarchs with Science Friday, just in time for Mother’s Day.