On Today's Podcast
Why Astronomers Are Excited About Comet 3I/ATLAS’ Close Approach
Comet 3I/Atlas is just the third known object to visit us from outside our solar system. So yes... we'll be talking about aliens.
Listen NowDecember 19, 2025
A newly identified amoeba can survive at the temperature of a medium-well steak. Plus, a distant lava planet shows signs of an atmosphere. And, this Christmas Bird Count, we salute the fabulous, underappreciated, common species. Here’s to you, house sparrow.
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.
11:56
An HIV Mystery, the Search for E.T., and a Bug Bite Itch Zapper
BuzzFeed News science editor Virginia Hughes shares her top stories from this week in science, and astronomer Seth Shostack debates the pros and cons of attempting to contact E.T.
17:31
Tips and Hacks for Navigating Recreational Drones
From pocket-size drones to camera-equipped quadcopters, drone educator Steve Cohen navigates us through tips for buying and building personal drones.
7:41
Can Studying Dolphins Give Insight Into Human Disease?
Dolphins can switch in and out of a metabolic syndrome that resembles pre-diabetes in humans.
8:21
Bacterial Hunger Games
Is it time to stop killing bacteria, and start pitting them against each other?
11:37
A Twist In The Tale Of Native American Origins
Two studies detect a DNA link between Indigenous Amazonians and native Australians and New Guineans.
17:20
Closer to Earth, 2.0, and a New Horizons Update
NASA’s Kepler program has located a planet close in size to Earth, orbiting in the habitable zone of a star similar to our own sun. Plus, new data about Pluto.
10:08
Do Know-It-Alls Really Know It All?
Scientists find that self-described experts are more likely to claim knowledge of phony information.
6:19
In a Mountain of Data, Signs of a New Class of Particles
Scientists working on CERN’s LHCb experiment report that they’ve found evidence of a so-called pentaquark particle.
How Silver-Haired Ants Beat The Desert Heat
Ant-Man’s cool. But this ant is cooler, thanks to metallic-looking hairs that help it beat the African desert heat.
Looks Fishy, Tastes Fishy. But Where’s the Fish?
For vegetarians, allergy sufferers, and the epicurious among us, chefs are getting creative with seafood substitutes.
What Do You Know About Science?
Unleash the geek, and let us know how familiar you are with a variety of scientific concepts.
11:40
iBubble Wrap, Fossilized Owl Vomit, and Deadly Temperature Swings
Brandon Keim, a freelance science reporter, shares this week’s top science news.
17:19
New Horizons Reveals Unexpected Worlds
Ice mountains and gaping canyons are just a few of the surprising features the New Horizons spacecraft beamed back this week.
16:37
Redefining the Kilogram
All the scales in the world are calibrated against a 125-year-old chunk of metal in a vault on the outskirts of Paris. Now scientists are looking to redefine the standard of what “kilogram” really means.
11:52
Can Video Games Be Used As Teaching Tools?
Are Minecraft’s digital building blocks the teaching tools of the future?
17:26
A Sci-Fi Writer Keeps His Eye on ‘Spaceship Earth’
In his new novel, “Aurora,” sci-fi writer Kim Stanley Robinson puts the dream of interstellar colonization under the microscope.