November 22, 2024
On the 50th anniversary of Lucy’s discovery, paleoanthropologists reflect on 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, a potato researcher explains potato varieties, potato nutrition, and some tubular tuber facts.
Practice Eye of Yesteryear
The instrument is an early version of a training device popularized by optometrists.
17:17
Busting Bad Bacteria With Their Viral Enemies
Phages added to packaged beef or spinach could cut down on E. coli bacteria outbreaks.
12:13
Bill Nye Stops By
Bill Nye stops by to chat about teaching science, launching solar sails into space, and more.
16:38
Up Close With the Lunar Eclipse
The lunar eclipse on Tuesday, April 15, will be visible from all over North and South America.
11:32
Scientists Study Vole Romance Under the Influence
To learn how alcohol affects relationships, scientists mix prairie voles a drink.
17:29
Reawakening Limbs After Years of Paralysis
Paraplegics were able to stand and move their legs again with the help of a spinal implant.
16:36
With Her Kids’ Help, Jean Craighead George’s ‘Ice Whale’ Sees Print
The final novel from “My Side of the Mountain” author Jean Craighead George takes children underneath the Arctic Ocean.
Yogurt, Breakfast of Champions?
Research suggests that yogurt containing active bacterial cultures could have multiple health benefits.
Gecko-Inspired Adhesive
A reusable tape made of micro fibers has the remarkable ability to self-clean.
An Artist Memorializes Frogs’ Struggle for Survival
Artist Brandon Ballengée’s portraits of deformed frogs turn scientific specimens into “stained glass windows.”
11:54
How Will Russian-U.S. Politics Affect Our Relationship in Space?
NASA suspended a majority of its communications with Russia in response to the conflict in Crimea.
27:16
Roger Penrose: Cosmic Inflation Is ‘Fantasy’
What’s wrong with modern physics—and could alternative theories explain our observations of the universe?
6:30
Inside Insight: Clearing and Staining Fish
Clearing and staining gobies, stingrays, and sharks has revealed to scientist Adam Summers critical data, as well as the beauty of each fish’s unique form.
11:59
Diving Into the Underground Ocean of One of Saturn’s Moons
Enceladus, one of Saturn’s moons, may have an underground ocean the size of Lake Superior.
34:47
The Origins of Violence
An anthropologist, a psychologist, and a crime writer ask: Are humans hard-wired for violence?
Inside Insight: Clearing And Staining Fish
Clearing and staining gobies, stingrays, and sharks has revealed to Adam Summers critical data and the beauty of each fish’s unique form.
11:51
Join the Science Club: Build an Art Machine
Your mission, should you choose to accept it: Build a machine that can make art.
17:12
Robot Builders with Bugs for Brains
The bugs meet the bots in the world of swarm robotics.
8:20
The Wind Comes Sweeping Down the Plains—of Iowa
Texas and California dominate the U.S. in wind power generation—but Iowa isn’t far behind.