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Americans, Like Ancient Humans, Prefer Taller Leaders
“In evolutionary times, when people traveled in small groups and people competed for resources, the argument was that, when...
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What to Expect When You’re Expanding
The world population will hit 7 billion on Halloween this year, according to a guesstimate from the United Nations....
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An Epoch Debate
An influential group of geologists, ecologists, and biologists argue that humans have so changed the planet that it is...
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History and the Decline of Human Violence
Steven Pinker’s latest work is called The Better Angels of Our Nature: Why Violence Has Declined, and it combines...
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Researcher Offers Ideas to Feed the World Without Ruining the Planet
Transform the global food system in the next 40 years by using crops to feed people instead of fattening...
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Was the Universe Born Whirling?
If the idea stands up, it is a bombshell. The universe is not the same wherever you look; it...
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E.O. Wilson’s Theory of Everything
At 82, the famed biologist E.O. Wilson arrived in Mozambique last summer with a modest agenda—save a ravaged park;...
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What Should Be the Top Environmental Priority for the Next 40 Years?
Experts speakers argue their cases.
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What Will Happen to Us?
Serious futurologists are not a large group yet. “It’s a fairly new area of inquiry,” says Nick Bostrom, an...
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Agriculture’s Role in Our Societies Not So Simple
The tidy picture of seemingly inevitable social “progress” following the appearance of domesticated plants is challenged by a study...