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Big Ideas From Small Places
Parag Khanna and David Skilling: Global governance doesn’t suffer for lack of competitive groups and agendas, but there is...
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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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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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Welcome to the Multiverse
Sean Carroll: The multiverse might be impossible to test directly. Even if such a theory were true, the worry...
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How the Cosmic Fog Cleared
Two studies shed additional light on a murky question: How did the cosmic fog that enveloped the universe in...
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The First Direct Image of a Baby Planet Being Born! (Maybe!) (But Probably!)
Astronomers may have, for the first time, directly imaged a planet still in the process of formation, gathering material...
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Ancestor of All Living Things More Sophisticated Than Thought
The mysterious common ancestor of all life on Earth may have been more complex than before thought—a sophisticated organism...
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Opinion: An Electrifying Ancestor
We know we got here from somewhere, but who would have suspected it was by way of a fish...