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May 2, 2025
An astronomer explores the cosmos and the limits of what science can test. Plus, how the mysterious properties of pasta—like how it bends, coils, and breaks—have been tested by physicists for decades. And, millions of years ago, iguanas somehow got from North America to Fiji. Scientists think they made the trip on a raft of fallen vegetation.
12:03
Shedding Light on the Science of Sunscreen
How does sunscreen protect our skin from harmful radiation, and what is the meaning behind SPFs?
16:24
Beer Science: Crafting the Perfect Pint
Two of Oregon’s craft brew experts pore over hops, yeast, malt, and the microbiology of beer.
12:03
At Reed College, Nuclear Education That’s Really ‘Hands-On’
At Reed College, undergraduates keep a nuclear reactor running.
17:23
Untangling the Web of Spider Science
Arachnologist Greta Binford traces the evolution of spiders by examining their venom.
16:13
What Happens After the Robot Apocalypse?
In “Robogenesis,” sci-fi author Daniel H. Wilson imagines the world post-robot uprising.
29:38
Reinventing How City Dwellers Get Around
Portland, Oregon, is a hotbed for transit innovation. Will other cities catch on?
16:34
‘Do Fathers Matter?’ Explores Dad’s Influence
In his new book, Paul Raeburn writes of the surprising biological and genetic connections fathers have with their children.
17:20
Is NASA Ready To Make The Leap To A Manned Mission To Mars?
What technologies, budget, and partners would NASA needed for a successful manned mission to Mars?
12:19
Pre-Surgery Routine Needs an Update, Says Doc
Robert Cima of the Mayo Clinic says science doesn’t back up pre-surgical practices like fasting and colon cleanses.
8:50
The Science of the ‘Brazuca’
How will the “Brazuca” fly? Scientists put the World Cup soccer ball through its paces.