On Today's Podcast
Octopuses Use Suckers To ‘Taste’ Harmful Microbes
Researchers found that octopuses can use their arms to detect harmful microbes on the surface of objects like crab shells or their own eggs.
Listen NowSeptember 5, 2025
A sand dune is much more than just a big pile of sand. But how do sand dunes work, and what else do scientists want to know about sand? Plus, candles, hairstyling products, and other common items can produce toxic air pollution that lingers in our homes. And, former CDC scientist Demetre Daskalakis left his post, citing political interference and a lack of science in decision-making at the agency.
17:04
65 Genomes Expand Our Picture Of Human Genetics
Researchers closely examined the genomes of 65 individuals to paint a more complex, and more complete, picture of human genetic diversity.
When ‘Proof’ Isn’t Enough
In 1990, Marilyn vos Savant riled up scores of mathematicians with her solution to the “Monty Hall Problem.” But she was right.
EPA Seeks To Revoke Scientific Basis For Greenhouse Gas Rules
The “endangerment finding” is the basis for regulations on emissions from cars, power plants, and more. Plus, a robot performs surgery.
17:26
A Reptile’s Baffling Backfin And The Math Of Dashing Dinos
Paleontologists identified a new ancient reptile appendage. And, how fast did dinosaurs run? A longstanding equation for dino speed may be wrong.
12:18
NASA Employees Protest Cuts In Formal Dissent Letter
Retired astronaut Cady Coleman explains why she felt compelled to sign “The Voyager Declaration.”
17:24
Where Are We On The Science Of Menopause?
Menopause research began in earnest about 30 years ago. Two experts want you to know that we’ve actually learned a lot—and it’s not all bad.
12:03
EPA To Shut Down Scientific Research Arm
The EPA’s Office of Research and Development studies things like PFAS, air pollution, and chemical safety to develop environmental standards.
16:41
Parker Solar Probe Captures Closest-Ever Images Of The Sun
The newly released images from a December flyby are so detailed that scientists can see explosions and the flow of solar winds.
Why Do Cyclists Shave Their Legs?
Does it make you faster—or just help you fit in? We asked four cycling experts what leg-shaving actually does for athletes.
What The Sigma Is Algospeak?
You might think sticking out your gyatt for the rizzler is chopped, but “Algospeak” author Adam Aleksic says we should let Gen Alpha cook.
17:30
How Agatha Christie Used Chemistry To Kill (In Books)
A new book explores the poisonous concoctions in Agatha Christie’s murder mysteries and the science behind how they kill.
17:30
Climate Change Is Upending The Home Insurance Market
Across the country, premiums are rising and insurers are pulling out of markets that are most at risk for climate change-fueled disasters.
12:29
How Millions Of Flies Can Help Stop The New World Screwworm
The New World Screwworm is creeping north, threatening cattle in Mexico and the US. Fighting flies with flies has worked before.
Instead Of A Vaccine For Lyme, How About A Vaccine For Ticks?
When ticks bite us, they release thousands of proteins through their saliva. Could a vaccine for the right ones stop ticks from latching on?
Is This PTSD Treatment Too Good To Be True?
A controversial treatment offers a painless route to ridding veterans of their trauma responses. But does it really work?
Pequeña ciudad paga el precio de PFAS en el agua potable
Una base militar contaminó el agua de Newburgh, Nueva York, con PFAS por años. Ahora, un estudio devela los impactos en la salud.
How A Teacher Became The Center Of A Debate Over Evolution
In 1925, a teacher deliberately broke a law stating that evolution could not be taught in Tennessee classrooms. His trial rocked the nation.
And Then The Sub Went Silent
Oceanographer Victoria Orphan’s dream was coming true—she was onboard the Alvin submersible. But the trip was anything but smooth sailing.
How These Spiders At The Bottom Of The Sea Run On Methane
With the help of methane-munching-microbes, these translucent sea spiders gobble up a potent greenhouse gas to stay alive.
17:07
Why Is The Scopes Trial Still Relevant 100 Years Later?
A century after a teacher went on trial for teaching evolution, the role of science in the classroom and in society remains in contention.