March 22, 2024
The U.S. Botanic Garden rescues endangered plant species poached in the wild. Plus, understanding how sea lions move through water could help engineers design better underwater vehicles. And, in a new memoir, planetary scientist Dr. Dante Lauretta takes readers behind the scenes of a mission to secure a sample from the asteroid Bennu.
6:40
Ancient Beads with an Otherworldly Origin
Iron beads made from meteoric metals predate the Iron Age.
16:34
How to Make a Beer Home Brew
How to brew the perfect ale and lager from your stove top.
9:02
Study Correlates Copper Intake and Alzheimer’s in Mice
Could copper in drinking water contribute to Alzheimer’s disease in mice?
24:59
A Telescope Fails, but the Hunt for Exoplanets Continues
Although the Kepler planet-hunting telescope is no longer operating, discoveries remain to be made in its data.
12:22
A Robot Lab to Survey the Sea Floor
Researchers are developing a DNA-sampling robot for undersea exploration.
8:07
Judging Music With Visual Cues
How important are our eyes when we take in a musical performance?
37:46
Rebooting Science Museums for the 21st Century
Science museums aren’t just dioramas and dusty skeletons anymore.
12:05
Hyperloop: Hype or Future Transportation?
Elon Musk described his Hyperloop design as a cross between a “Concorde, a railgun, and an air hockey table.”
22:17
The STEM Gender Gap
Why hasn’t an increase in the number of female students studying the sciences led to proportional number of women in the STEM workforce?
10:27
Strengthening the Grid, Ten Years Later
How has the electrical grid changed since the massive blackout of 2003?
11:39
For a Greener Yard, Lose the Lawn
Swapping turf for less thirsty plants can reduce your yard’s water footprint and look just as lush.
34:38
Marina Abramovic: Experimenting on Consciousness, Through Art
Performance artist Marina Abramovic wants to build a laboratory devoted to arts and science.
6:52
New Vaccine Beats Malaria in Early Trials
The vaccine offered complete protection against malaria in a small trial, but only after five doses.
23:01
Reading, Writing, ‘Rithmetic . . . and Respect?
Some experts say teaching emotional literacy in school is key to better behavior—and better grades.
11:23
Comet Dust Brings a Spectacular Sky Show
The annual Perseid meteor shower, produced by remnants of the Swift-Tuttle comet, is back.
12:17
Flexible Insect Protein Inspires Super Rubber
Flexible insect protein surpasses the best synthetic rubbers.
17:47
Biting Into the First In Vitro Burger
A laboratory lunch over the first in vitro burger.
17:37
Climate Update: Warming Temperatures
A look at the social and environmental impacts of global warming worldwide.