This story appears in the January 2015 issue of National Geographic magazine ... denote whatever is accelerating the rate at which the cosmos expands, has been called a “general label for ...

This story appears in the May 2005 issue of National Geographic magazine ... In studies of the cosmos, it all goes back to Einstein. Just about anywhere astronomers’ observations take them ...

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In studies of the cosmos, it all goes back to Einstein. Just about anywhere astronomers' observations take them—from the nearby sun to the black holes in distant galaxies—they enter Einstein's ...

Hubble and its fellow observatories give us an unprecedented, crystal-clear look at the far reaches of the cosmos. Explore these orbiting pioneers and learn what they've discovered. 3 min read The ...

This story appears in the August 2018 issue of National Geographic magazine ... Asian country—bigger than France—embraces a cosmos. One of its least visited corners, the rugged Wakhan corridor ...