On Today's Podcast
How a particle accelerator illuminated 56 human organs
The Human Organ Atlas gives an extremely detailed look at 56 human organs, scanned with the help of a particle accelerator.
Listen NowApril 17, 2026
Tracy Scott’s dad walked on the moon. Now, she studies the lives and families of other Apollo-era astronauts. Plus, recordings from a decades-long research project in Florida are helping scientists decode dolphin whistles. And, inventor Simone Giertz rose to YouTube fame with comically bad robots. Now she designs comically useful objects for our very normal problems.
12:11
Venomous Frogs, a Polar Bear World Record, and Printing Pills
A polar bear dives longer than ever before, and researchers in Brazil discover two venomous frogs.
9:10
The SciFri Book Club Reads ‘The Soul of a New Machine’
This August, the SciFri Book Club reads Tracy Kidder’s Pulitzer Prize-winning account of the creation of a new computer.
11:43
Rats on the Job
The average rat sleeps all day and eats garbage all night…but some of them have jobs to get to.
17:20
Keeping Cool (Without Making Global Warming Worse)
The global demand for air conditioning isn’t sustainable, so what other options do we have?
10:08
Can Babies Take A Joke?
Researchers say toddlers can figure out when their parents are joking.
6:17
Video Pick: The Unlikely Tale of a Tenacious Snail
For over 70 years, no one had seen the oblong rocksnail, until one spring day in 2011.
Join the SciFri Book Club This Summer
This August, the SciFri Book Club reads Tracy Kidder’s love letter to computer engineers, “The Soul of a New Machine.” Here’s how to participate.
The Curious Case Of The Blue Morpho Butterflies
Biologists are using the medley of blues and browns in these wings to help them understand butterfly wing development.
The Unlikely Tale of a Tenacious Snail
For over 70 years, no one had seen the oblong rocksnail, until one spring day in 2011.
12:13
Polio-free Nigeria, Ant Cooperation, and Tweet Takedowns
Brooke Borel, of Popular Science and the blog Our Modern Plagues, shares this week’s top science news.
17:32
Deconstructing School Discipline
Researchers rethink discipline in an effort to break down the “school-to-prison” pipeline.
8:00
Can Intestinal Bacteria Shape Response to Early-Life Stress?
A new study investigates the link between the gut and the brain in mice.
8:18
So Flashy: The Chemistry Behind a Firefly’s Glow
Scientists work to understand the chemistry and benefit of firefly flashes.
11:37
A Device to Visualize Your Climate Change Future
In Marin County, California, augmented reality binoculars are helping locals visualize sea level rise—and plan for it.
20:18
Wearable Technology Goes Way Back
Google Glass, Fitbits, and the Apple Watch are just the latest products in a long evolution of wearable technology.
7:59
Black-Market Marijuana Farming Is Far From Green
Illegal pot farms north of San Francisco are repeating many of the environmental sins of the logging era, like clear-cutting and road building.
A Wave Break In The Clouds
These picturesque clouds reveal a particular kind of turbulence in the atmosphere.
How Many Licks? Controlling Lollipop Licker Variation
How many licks does it take to get to the center of a Tootsie Pop? Navigate the perils of licker variation by designing your own lollipop-licking experiment.