On Today's Podcast
That chlorine smell at the pool? It’s pee
The chlorine in swimming pools reacts with our urine and sweat, producing volatile chemicals that are potentially harmful to breathe.
Listen NowJune 26, 2026
The chlorine in swimming pools reacts with our urine and sweat, producing volatile chemicals that are potentially harmful to breathe. A new pancreatic cancer drug doubles survival times. Plus, as NASA prepares for long-term moon bases, scientists are working on how to grow food in lunar soil and deal with razor-sharp moon dust. And, how different types of laughter originate in the brain.
Remaster the Golden Record
Nearly 40 years ago, two Voyager spacecraft left our planet carrying gold-plated records of information about Earth’s organisms and cultures. This activity challenges your students to craft a contemporary Golden Record of sounds, images, and information portraying the diversity of life and culture on Earth.
7:09
Charon’s Red Cap, Mapping the Milky Way, and Crafty Crows
Pluto may be the source of the wispy red cap on the north pole of its moon Charon.
4:43
Taking a Telepresence Robot for a Spin
Can a robotic avatar let you remotely experience a trip to the zoo?
12:18
Can International Diplomacy Help Combat the World’s Superbugs?
The U.N. will meet next week to discuss the growing problem of antibiotic resistance around the world.
17:08
A ‘David and Goliath’ Story for Personal Computers
How the “Silicon Cowboys” of Compaq’s early days took on the behemoth IBM with a 28-pound portable computer.
16:38
Apps That Turn Your Workout Into a Game
Activity trackers like the Fitbit and the Apple Watch aim to make fitness more fun by incorporating elements of gameplay. But does it work?
35:13
How To Make A Golden Record
Two of the creators of the Voyager Golden Record remember how they crafted a message for alien civilizations.
The Golden Record Decoded
Voyager 1 and 2 will drift for billions of years in the emptiness carrying a Golden Records, inscribed with our message to any intelligent spacefaring civilization that discovers it.
The Comeback Kits: Saving California’s Island Foxes
Several subspecies of island fox have shown the fastest recovery of any mammal on the Endangered Species List.
Breakthrough: A Re-Sounding Remedy
Under the care of hearing researcher Rene Gifford, Allyson Sisler-Dinwiddie became one of the first test subjects of a new technique to improve cochlear implants, devices that use electrodes to stimulate cells in the inner ear.
6:44
Reaching for a Space Rock, Nanoparticles in the Brain, and a Missing Audio Jack
Journalist Amy Nordrum outlines the week in science, including NASA’s mission to collect a piece of an asteroid.
5:28
Is a Seaweed Boom a Boon?
Why more seaweed production could be good for the ocean and people—if done right.
17:07
Breakthrough: Hearing A Whole New World
In the first video of our new series, an audiologist describes overcoming her hearing loss. Plus, how new research could expand the aural world for patients with hearing loss.
16:59
Revealing Envy, Laughter, and Curiosity Through Data
What can small, everyday data reveal about our thoughts and emotions?
29:31
This Is Your Brain on Jackson Pollock
In his new book, neuropsychiatrist Eric Kandel explores the relationship between neuroscience and abstract art.
16:22
A Wine’s Tint Can Color Your Perception
The color of wine can prime your brain to expect a certain aroma and taste—a detail that’s useful to both winemakers and psychologists.
Why Do We Use Shock Therapy?
Electroconvulsive therapy is generally a safe and effective treatment for depression and other mental illnesses.
50 Years of Star Trek, and the Influence of Science Fiction
Live long and prosper.
Five Back-To-School Books For Science-Loving Kids
A handful of good reads for the shark fans, budding architects, and other curious kids in your life.
