On Today's Podcast
What urban design tells us about democracy
Archaeologists can use the design of ancient temples, plazas, and cities to piece together the story of how a place was governed.
Listen NowApril 24, 2026
The LuSEE-Night mission would place a radio telescope on the far side of the moon to listen for signals of the cosmic “dark ages.” Plus, the design and layout of ancient temples, plazas, and cities provide clues about how societies were governed. And, everyday DNA mutations can help us understand immune function and aging—and even mitigate harm caused by some inherited diseases.
New Program Spurs Solar Development on Public Land
The plan identifies 285,000 acres of public land in six Western states for solar energy projects.
When Infections ‘Spillover’
Will the next human pandemic start in an animal? Writer David Quammen talks about Ebola, HIV and other diseases that ‘spillover’ from animals to humans.
How One Guy Raised $1.3 Million for a Tesla Museum
The money will be used to turn Nikola Tesla’s final laboratory into a museum.
Learning From the Things That Annoy Us
Why you have to overcome irritation in order to examine it.
Geek My Pumpkin
Maniac Pumpkin Carvers Marc and Chris carve hundreds of pumpkins each fall, which go for a few hundred bucks and rarely end up on stoops. They gave us some tips for how to bring our pumpkins to the next level this Halloween.
The Secret to Making Ultrastrong ‘Gorilla Glass’
Gorilla Glass isn’t unbreakable. But it’s twice as durable as regular glass—at half the thickness.
Feds to Debate Marijuana as Medicine
A federal appeals court is set to hear the scientific case for marijuana’s therapeutic effects.
Tracking the Ozone Hole, as It Waxes and Wanes
The Antarctic ozone hole reaches its largest size by late September—but then it disappears again.
Enter an Optical Illusion
Gravity doesn’t behave as expected in a new art exhibition in New York City.
Fifty Years Ago, a Bright Idea
Inventor Nick Holonyak describes the creation of the visible light-emitting diode, or LED.
2012 Nobel Prizes Recognize Pioneering Science
This year’s Nobel laureates changed our understanding of our bodies and the world around us.
Curiosity Rover Gets the ‘Scoop’ on Mars
Did the rover shed a piece of plastic while collecting its first scoop of Martian soil?
Step Into an Optical Illusion
In Demon Hill, the rules of gravity don’t apply as you expect them to. Down is not down, exactly. The room, created by Los Angeles artist Julian Hoeber and on display at the Harris Lieberman Gallery in New York, is modeled on a stock roadside attraction.
Starfish Blamed For Great Barrier Reef Coral Loss
Crown-of-thorns starfish are partly to blame for the Great Barrier Reef’s alarming loss of coral cover.
What Your Genes Can Tell You About Your Memory
Researchers are studying how gene regulation influences memory.
How Astronomers Measured The Edge Of A Black Hole
The black hole resides at the center of a galaxy located 50 million light-years from Earth.
From Stem Cells to Eggs (and Beyond)
Stem cells can be turned into heart, liver, and brain cells—but what about a whole new organism? A study in Science explains the transformation from stem cell to egg to mouse pup.
Why Online Maps Sometimes Lose Their Way
Mapping streets is easy. The trick is pinning down businesses and giving accurate turn-by-turn directions.
This Beetle Puts the ‘Extreme’ in Extremity
The horn of a Japanese rhinoceros beetle (Trypoxylus dichotomus) can grow to be two-thirds the length of the rest of its body. And size matters.