December 6, 2013

two vaguely spherical white mushrooms with a furry appearance attached to a tree

Segment

7:53

Lion’s Mane Mushrooms Improve Memory, Study Finds

Mice fed with the mushroom had better hippocampal memory—a result that may guide new treatments for dementia.

China Shoots ‘Jade Rabbit’ Rover to the Moon

Segment

12:03

China Shoots ‘Jade Rabbit’ Rover to the Moon

BBC science editor David Shukman talks about the motivations behind China’s moonshot.

The Simpsons’ Secret? It’s Written by Math Geeks

Segment

34:17

The Simpsons’ Secret? It’s Written by Math Geeks

The secret behind “The Simpsons”‘ math jokes? A writers’ room full of ex-mathematicians.

Would More Technology Mean Safer Trains?

Segment

15:02

Would More Technology Mean Safer Trains?

Seventy thousand miles of track will need to be outfitted with “positive train control” technology by 2015.

Speech Science: Tongue Twisters and Valley Girls

Segment

14:32

Speech Science: Tongue Twisters and Valley Girls

Unraveling the speech patterns behind tongue twisters and Valley girls. . .and boys.

Segment

17:06

Dissecting America’s $3 Trillion Medical Bill

Steven Brill discusses “Bitter Pill,” his investigation of skyrocketing healthcare costs.

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Explore Broadcast Segments

Lion’s Mane Mushrooms Improve Memory, Study Finds

China Shoots ‘Jade Rabbit’ Rover to the Moon

The Simpsons’ Secret? It’s Written by Math Geeks

Would More Technology Mean Safer Trains?

Speech Science: Tongue Twisters and Valley Girls

Dissecting America’s $3 Trillion Medical Bill