Chewing gums discovered in western Sweden contain the oldest human DNA found in Scandinavia. Christopher Intagliata reports.

Ancient Gum Gives Archaeologists Something to Chew On

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Science

These marine mammals are very hard to observe, but in the past two decades the roughly 20 or so people in the world who study sperm whales have found some compelling evidence of culture among them.
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Do Sperm Whales Have Culture?

Today we’re going to look at how measles—a disease that was practically eliminated in the U.S.—has resurged in recent months, because people basically forgot how bad it was and got complacent about vaccines. 

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Measles Is Back, and That’s Scary

Dr. Chanda Prescod-Weinstein is a professional astronomer—with a passion for amateur astrophotography—and she's here to offer tips and tricks for want to get into capturing the night sky.
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Did the Eclipse Give You the Amateur Astronomy Bug? Here’s How to Get Started

The feeling of a total solar eclipse is intense, and the sights, sensations and emotions can overwhelm you even if you think you know what's coming. And we sat down with Kate Russo, a psychologist, author and Eclipse Chaser, who's seen 13 total solar eclipses over the last 25 years, to talk about what to expect.
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A Veteran Eclipse Chaser Explains the Thrill of Totality

From the discovery of new elements to the testing of novel theories of gravity, solar eclipses have helped spark scientific progress for centuries.
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Ancient Gum Gives Archaeologists Something to Chew On

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