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The Final Hours of the Iceman’s Tools

The Final Hours of the Iceman’s Tools

A showcase reflects a reconstruction of Ötzi’s skull, center, and his body at the South Tyrol Museum of Archaeology in Bolzano, Italy.

What We Learned in 2017

What We Learned in 2017

Eclipse-watchers on Nye Beach in Newport, Ore., on Aug. 21.

‘Blood Moon’ Provides Dramatic Sights, and a Dose of Folklore

‘Blood Moon’ Provides Dramatic Sights, and a Dose of Folklore

The entire moon was in shadow for 103 minutes, about 15 minutes longer than the average eclipse, and was visible from Europe, Africa, Asia, Australia and parts of South America.

U.F.O.s: Is This All There Is?

U.F.O.s: Is This All There Is?

A U.F.O. in New Mexico in 1957. For astronomers, the biggest problem with alien visitation is not the occasional claim of mysterious light in the sky, but the fact that we’re not constantly overwhelmed with them.

The Thing Inside Your Cells That Might Determine How Long You Live

The Thing Inside Your Cells That Might Determine How Long You Live

A colored transmission electron micrograph of a human serous cell’s nucleus, with its nucleolus in purple. The nucleolus functions as the sort of brain of the nucleus, making rRNA, a basic ingredient for making proteins.

For Mark Willenbring, Substance Abuse Treatment Begins With Research

For Mark Willenbring, Substance Abuse Treatment Begins With Research

Dr. Mark Willenbring at his Alltyr outpatient clinic for substance abuse in St. Paul.

Humans Are Spreading Deadly Bee Virus, Study Says

Humans Are Spreading Deadly Bee Virus, Study Says

A honeybee with pollen on its legs.

Being Antisocial Leads to a Longer Life. For Marmots.

Being Antisocial Leads to a Longer Life. For Marmots.

Marmot pups near Crested Butte, Colo. Researchers tracked yellow-bellied marmots’ interactions for 13 years and found that more solitary marmots lived longer lives.


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