On Today's Podcast
After CDC Director Is Ousted, More Senior Officials Resign
Former CDC scientist Demetre Daskalakis left his post, citing political interference and a lack of science in decision-making at the agency.
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, hair styling 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.
17:21
Tracking Privacy and Ownership in an Online World
How much of your personal data is really yours to control?
16:27
Researchers Point to the Demise of the Dinosaurs
Scientists are working to refine the dates for an ancient cosmic collision.
46:40
Science of Slumber: How Sleep Affects Your Memory
How much sleep does your brain need? Experts discuss the links between sleep, memory, and cognition.
Below the Feathers
Artist Katrina van Grouw looks past the feathers to see the beauty in birds.
Our Award-Winning Video
“Step Into an Optical Illusion” was awarded top prize at Science Online’s Cyberscreen Film Festival. Congratulations Flora!
How to Cook on Mars (Recipe Included)
Whipping up a yummy Martian snack isn’t as hard as it might seem.
36:13
Preserving Science News in an Online World
Experts discuss how the internet impacts public perception of science.
4:50
Dung Beetles Use Cosmic GPS to Find Their Way
Dung beetles use light from the Milky Way to help them navigate at night.
5:08
How Owls Turn Heads
How do these birds turn their heads 270 degrees without damaging their blood vessels?
47:18
Are We Losing the Race Against Climate Change?
China burns as much coal as the rest of the world combined. But it also leads in clean tech, and has a national climate change policy in place. A look at how the world is tackling climate change–with or without us.
How Owls Turn Heads
How do owls turn their heads 270 degrees without damaging their blood vessels? X-rays and dissections may provide an answer.
And the Award Goes to…
The 2012 International Science and Engineering Visualization Challenge winners are in.
February Book Club Pick: ‘Gorillas in the Mist’
Dian Fossey’s memoir of her work with the gorillas is next on our reading list.
Spider Webs, Tractor Beams, and Beer
This week, I’m focusing on some really geeky—I should say Benjie*—research that caught my eye. Be ready for some gorgeous graphics and hi-tech talk.
SciFri Book Club Open Thread: ‘The Andromeda Strain’
Here are some ideas to get the conversation started.
The Minimalist Brain
Artist Greg Dunn combines his two passions: neuroscience and Asian-inspired painting.
19:20
Canine Conundrum: How Dog Became Man’s Best Friend
Scientists have long debated how—and when—dogs first became domesticated.
22:42
Shoring Up the Nation’s Crumbling Coastlines
Can beaches be rebuilt to face fiercer storms and rising seas? Is there even enough sand to do it?