Audio
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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.
11:54
Having a Dog May Mean Having Extra Microbes
Houses with dogs had more types of bacteria, say researchers who surveyed surfaces in 40 homes.
25:53
When Great Scientists Got It Wrong
In Brilliant Blunders, Mario Livio explores colossal errors by science’s greatest minds.
20:37
Resetting the Theory of Time
Physicist Lee Smolin explains his theory of time, and why the future of physics depends on it.
6:02
Desktop Diaries: Daniel Kahneman
A visit with psychologist Daniel Kahneman, who won the Nobel Prize in economic sciences in 2002.
20:36
Insects May Be the Taste of the Next Generation, Report Says
Can entomophagy, the eating of insects, help improve the world’s food resources?
20:07
Researchers Report Cloning Advance for Producing Stem Cells
Through cloning techniques, researchers created a source of embryonic stem cells genetically identical to a patient.
18:12
The Myth Of Multitasking
Psychologist Clifford Nass says multitasking may be killing our concentration and creativity.
23:10
Microexpressions: More Than Meets the Eye
By studying split-second facial expressions, psychologists hope to uncover hidden emotional cues.
4:54
Experts Percolate on How to Brew Coffee
Brewmasters discuss how to get the most out of your grinds.
24:20
Hello…Is There Anybody Out There?
The SETI Institute’s Jill Tarter talks about her career searching for intelligent life beyond Earth.