Science Talk

By Scientific AmericanScience

Science Talk episodes

January 13, 2020 Meteorite Contains Material Older Than Earth
The Murchison meteorite, which screamed to Earth 50 years ago, carried with it stardust that's seven billion years old. Christopher Intagliata reports.

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4 min
January 12, 2020 Loss of Large Mammals Stamps Out Invertebrates, Too
Hunted areas of Gabon have fewer large mammals and a thicker forest understory—but they also have fewer termites. Jason G. Goldman reports.

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6 min
January 09, 2020 Brittle Stars Can "See" without Eyes
The starfish relatives can recognize patterns using photoreceptors on their arms—and their color-changing abilities could have something to do with it. Christopher Intagliata reports.

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4 min
January 07, 2020 Atlantic Puffins Spotted Using Tools
Scientists observed two Atlantic puffins using sticks to scratch themselves—the first known instance of seabirds using tools. Christopher Intagliata reports.

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4 min
January 06, 2020 Traffic Cameras Show Why the Yankees Should Suffer Fewer Injuries in 2020
The 2019 New York Yankees’ record number of injuries led to a change in training staff that will almost certainly correlate with, but not necessarily cause, a lower injury rate this coming season.

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5 min
January 05, 2020 Science News Briefs from around the Globe
A few brief reports about international science and technology from Indonesia to Spain, including one from Brazil about the highest-voltage electric eel ever discovered.

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4 min
January 03, 2020 Part of Real Paleo Diet: It's a Tuber
In South Africa archaeologists found the charred remains of a roasted root vegetable. Christopher Intagliata reports.

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4 min
January 02, 2020 You Traveled Far in 2019
Getting around the sun last year was some trip.

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3 min
December 27, 2019 Fido's Human Age Gets New Estimates
By comparing how DNA gets altered over the lifetimes of people and dogs, researchers came up with a new way to compare canine years with human years.

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4 min
December 26, 2019 Gift Wrapping Is Effective Future Trash
Research suggests people value gifts more when they have to unwrap them. But how do we avoid all the wasted paper? Christopher Intagliata reports.

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3 min

About Science Talk

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Science Talk is a podcast of longer-form audio experiments from Scientific American--from immersive sonic journeys into nature to deep dives into research with leading experts.