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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.
11:50
Is It Possible to Make Matter From Light?
Scientists mapped out the plan for a potential “photon-photon collider” that could convert light into matter.
9:30
Remembering Nereus, Explorer of Ocean Depths
The robotic deep-sea submersible Nereus was destroyed while diving over six miles beneath the surface in the Kermadec Trench.
24:21
Is Graphene the New ‘Wonder’ Material?
Graphene is stronger than steel and more conductive than copper—a look at the applications and limitations of this “wonder” material.
12:00
Listening In on Seizures
A “brain stethoscope” turns seizure patients’ brainwaves into music.
23:23
Can’t Read This Headline? It’s Written in Invisible Ink
“Prisoners, Lovers, & Spies” tells the story of invisible writing, from lemon juice to microdots.
11:12
Should the Last Samples of Smallpox Virus Be Saved?
World health experts will meet to discuss whether or not to destroy the last live samples of smallpox virus.
12:08
Antarctic Ice Sheet Slipping Into the Sea
Scientists confirmed a West Antarctic ice sheet the size of the Dakotas is melting.
16:54
The Serious Science of Humor
Author Scott Weems lets us in on the jokes and uncovers the science of humor.
29:18
Another Climate Report, But Who’s Listening?
The White House released its latest climate report this week, with much the same message as recent IPCC findings—climate change is real, and it’s happening fast.
7:42
What’s Shaking Up Oklahoma?
Earthquakes have increased by 50 percent in Oklahoma since 2013 and may be linked to drilling disposal wells.