On Today's Podcast
How Have Gray Wolves Fared 30 Years After Reintroduction?
Humans drove wolves nearly to extinction in the American West. Reintroducing them in 1995 was, and still is, controversial.
Listen NowAugust 22, 2025
Humans drove wolves nearly to extinction in the American West. Reintroducing them in 1995 was, and still is, controversial. Plus, the FDA and HHS plan to eliminate petroleum-based food dyes as part of the MAHA agenda. What does science say about their effects on health? And, astronomers found a supernova whose lighter outer layers had been stripped away, revealing an inner shell rich in silicon and sulfur.
Mapping Microbes in California Wine Country
Wine grapes have distinctive microbial patterns based on growing conditions, environmental features, and the fruit itself.
22:17
Using Modern Ballistics to Crack ‘Cold Case JFK’
Fifty years later, forensic scientists apply modern tech to the JFK assassination.
19:46
How To Avoid ‘Food Failures’ This Thanksgiving
Jeff Potter, author of “Cooking for Geeks,” dishes up a few cooking hacks for Turkey Day.
4:15
When Water Flows Uphill
Researchers test ridged surfaces in order to control the movements of hot water.
12:09
ISON: The Comet of the Century . . . or Is It?
As Comet ISON skirts the sun, it could be destroyed—or emerge, even more spectacular than before.
7:55
Stores May Be Snooping Into Your Smartphone
Stores can tap into your smartphone’s Wifi signal to track your in-store movements.
9:43
A Handful of Nuts, a Lifetime of Benefits?
Researchers linked daily nut consumption to a lower risk of dying from major chronic diseases.
16:31
Budget Cuts Leave Curiosity and Cassini in Limbo
Under NASA’s proposed 2013 budget, planetary science would receive $1.217 billion.
Now You Can Peruse Carl Sagan’s Stuff
A collection featuring Carl Sagan paraphernalia is open to the public at the Library of Congress.
When Water Flows Uphill
In the Leidenfrost Effect, a water droplet will float on a layer its own vapor if heated to certain temperature—and these physicists discovered a new means of manipulating the hot droplets.
Bristling at the Cold
Its brown and black bristles help this creature survive harsh winters.
Saturn Says ‘Cheese’
The Cassini spacecraft’s sweeping shot shows Saturn, its moons and rings, and Earth, Venus, and Mars.
A Butterfly’s-Eye View: Aloft in a Balloon
Camille Flammarion’s balloon excursions afforded a new perspective on the world.
21:41
Gauging The Impact Of Climate Change On Hurricanes
Is there a link between climate change and stronger hurricanes?
20:30
“Hatching Twitter”: A Tale of Booze and Backstabbing
New York Times columnist Nick Bilton’s new book reveals the social network’s dark side.
4:06
The Other Golden Rule
Why most mammals—even elephants—take only 20-30 seconds to urinate.
23:40
Searching for Earth 2.0
New data suggest one in every five stars like the sun may have an Earth-like planet circling it.
16:20
Early Balloonists Took Science Up, Up and Away
Falling Upwards chronicles the balloonists who took science into the stratosphere.
6:55
Should Sending Cash Be As Easy As Sending E-mail?
In this episode of App Chat, Ellis Hamburger debates the pros and cons of Square Cash.
The Other Golden Rule
Did you know that most mammals, from a house cat to an elephant, take roughly the same amount of time to urinate?