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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.
11:56
Tablets and Smartphones Might Be Sapping Your Sleep
Researchers say using tablets and smartphones before bedtime can shift your circadian rhythms.
13:38
Spinning Theories on Planet Rotation
Scientists modeled how an exoplanet’s atmosphere could keep its rotation from locking up.
11:57
Does the ‘Innate Genius’ Stereotype Widen the STEM Gender Gap?
In a new study, academics rated philosophy—where women are earning less than 35 percent of the Ph.D.s—as a field where candidates need raw talent for success.
11:31
The SciFri Book Club Reads ‘The Lost City of Z’
The SciFri Book Club cracks the cover of our winter book pick: David Grann’s non-fiction tale of Amazonian exploration, “The Lost City of Z.”
9:02
Sea Turtles Guided Home by Magnetic Sense
Female turtles return to the coastlines where they hatched using the earth’s magnetic fields as a navigational tool.
23:15
The Long Quest to Make Machines Talk
Brad Story, a professor of speech, language, and hearing sciences, walks us through the history of talking machines, and computer scientists Alan Black and Rupal Patel talk about making computerized voices more personal and engaging.
12:23
Which Cyber Hacks Should We Worry About?
Molly Sauter explains the scope and severity of recent cyber attacks.
16:59
Bill Nye on the Origins of Evolution
When it comes to evolution, Bill Nye the Science Guy won’t be denied.
10:58
Mapping White-Nose Syndrome’s Lethal Course In Bats
Bats infected with white-nose syndrome use up twice as much energy during hibernation as uninfected bats.
11:44
Diet Pill Mimics the Effects of Eating
The “imaginary meal” pill helps mice lose weight—but can it do the same in humans?