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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.
11:54
Does Mars Have What It Takes to Support Life?
NASA’s Curiosity rover finds evidence of methane and organics on the Red Planet.
26:00
The Best Science Books of 2014
Science writers Deborah Blum and Annalee Newitz join Ira to share their favorite science books of 2014.
20:28
DIY Holiday Gift Hacks
Avoid the long lines and hack your holiday gifts, from homemade perfume to 3-D printed ornaments.
16:20
Food Failures: Cookie Science Secrets
In this episode, “Cooking for Geeks” author Jeff Potter gives home bakers tips on how to achieve cookie perfection using different sugars, fats, and flours.
17:22
Alan Alda Challenges Scientists to Answer: What Is Sleep?
Alan Alda’s Flame Challenge asks scientists to answer the big questions that keep them up at night to 11-year-olds around the world.
11:52
Evidence Mounts for Liquid Water on Mars
NASA reveals new evidence for a large lake that could have existed for millions of years on Mars.
9:08
Near City Streets, an Insect Cleaning Crew
Ants and other insects could be able to remove thousands of pounds of food waste from street medians and city parks each year.
7:21
What’s Killing West Coast Starfish?
Scientists have linked an unprecedented starfish die-off along the West Coast to a virus.
17:13
Test Launch Marks New Phase for NASA
NASA is in early stage test flights for Orion, its updated crew capsule, but the spaceflight landscape is changing.
12:07
You Are ‘When’ You Eat
In mice, eating within an 8-12 hour window helped to prevent and even reverse obesity and type 2 diabetes.