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Talking Their Way Out of a Population Crisis
In many parts of Africa, people already scramble to obtain food, land, and water, and discontent provides fertile ground...
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What Story Does Earth’s Life Tell About ET?
How easy is it to create life? It happened here at least once. Does that give scientists studying the...
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Asteroid Could Yield Clues About Formation of Earth
Emily Baldwin, deputy editor of Astronomy Now magazine, said the asteroid, which is known as 2005 YU55, posed no threat....
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Decoding the Brain’s Cacophony
Professor of psychology Michael Gazzaniga is spelling out a cautionary tale about the uses of neuroscience in society.
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The View From the Center of the Universe
Today's golden age of astronomy is revealing that our universe is rich, fascinating, and meaningful, and in it we...
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The Universe’s Dark Ages: How Our Cosmos Survived
The dark ages of the universe—an era of darkness that existed before the first stars and galaxies—mostly remain a...
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Mass Species Loss Stunts Evolution for Millions of Years
Biological diversity—something that’s now imperiled by human appetites—may be a sustaining, stabilizing force on planetary scales, and its disruption...
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Climate Change: What We Do—and Don’t—Know
We can be certain about some things. For a start, the planet is warming, and human activity is largely...
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Information Is Cheap, Meaning Is Expensive
George Dyson talks with Martin Eiermann about the definition of life, human progress, and the importance of cognitive autarchy.
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Welcome to the Multiverse
Sean Carroll: The multiverse might be impossible to test directly. Even if such a theory were true, the worry...
