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.
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?
4:27
Months After Sandy, Mucking and Gutting
Mold has become a concern for residents of a Sandy-damaged neighborhood in Queens.
7:12
Cold Snap Shakes Up Winter Weather Outlook
Climatologist Jeff Weber explains why this winter could pack a punch.
9:57
Shakespeare’s Sonnets, Encoded in DNA
If all the world’s information were encoded as DNA, it would fit in the back of a station wagon.
5:06
Turning Girl Scout Cookies Into Graphene
Scientists have transformed baked goods into graphene, worth two million times the price of gold.
24:17
The Book Club Catches ‘The Andromeda Strain’
The Science Friday book club chats about Michael Crichton’s 1969 classic sci-fi thriller.
12:04
Inventors Design Lamp Powered Entirely by Gravity
The gravity-powered device uses a weight to generate up to 30 minutes of light as it descends.
17:01
Colossal Quasar Clump Too Huge to Exist, in Theory
Astronomers have discovered a clump of 73 quasars spanning four billion light years at its widest point — that’s like 40,000 Milky Way galaxies lined end-to-end.