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The What and When of Longevity Dieting

It’s time to toss calorie restriction

Here’s Why It’s So Hard to Boost a Satellite

NASA’s Swift telescope has burned up, months after a robot sent to save it failed

The Temperamental Nature of Alligator Gender-Reveal Parties

With just a degree or two determining gator sex ratios


Read Stories from Our Newest Print Issue: The Stupid Issue

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The Elegance of a Stupid Question

Are computers in mathematics rewriting the definitions of stupid and smart?

The Resistance Is Here

They didn’t plan to be activists. But scientists have united to overturn Trump’s drastic cuts to science.

The Return of a Discredited Pseudoscience

Eugenics is rearing its ugly head again in today’s crucible of politics and culture

A Collapsing Star Produced an Afterglow Brighter Than Its Galaxy

“The explosion packed roughly a billion years of the sun’s energy output into a pencil-thin beam”

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Descendants of Chornobyl’s Pets Run Wild

And their genomes suggest they’ve adapted to the toxic conditions

Chimps Can Be Thieves, But They Hesitate to Rob Their Friends

And their friends were quicker to forgive them for their thievery

The Quest for Wisdom in Turbulent Times

A conversation with three Harvard professors about the practice of wisdom in everyday living

Could AI Have Consciousness That Isn’t Human-Like?

Philosopher Peter Godfrey-Smith on AI consciousness and existential risk

What a Picture of a Dog Has to Do with Reason and Logic

People who can’t see images in their minds challenge an old philosophical standby