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Finding Another Earth: How Will Scientists Confirm It Exists?
The announcement that astronomers have found a potential alien world that could be the most Earth-like exoplanet yet is...
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The Farthest Supernova Yet for Measuring Cosmic History
What if you had a “Wayback Television Set” and could watch an entire month of ancient prehistory unfold before...
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Physicist Wants to Put Einstein’s Equation to the Test
Does E always equal mc²? University of Arizona physicist Andrei Lebed suspects not – and plans to try and...
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New ‘Bone’ in Milky Way Skeleton Discovered
Astronomers have spotted a new component of the Milky Way galaxy’s skeleton — a “bone” of dust and gas...
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Black Hole Unleashes Supermassive Belch
While innocently surveying the Cosmos, astronomers serendipitously stumbled across a particularly uncouth galaxy. NGC 660 unleashed an epic belch,...
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‘Zombie’ Planet Shocks Scientists With Wild Orbit
The unbalanced orbit of a so-called “zombie planet” in a dusty star system has astronomers struggling to explain the...
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Earth-Sized Alien Worlds Orbit One in Six Stars
Four years ago, NASA launched the Kepler space telescope in an attempt to learn just how common Earth-sized worlds...
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On Simulated Mars Mission, Sleep Becomes Crucial Issue
Scientists study six astronauts in a faux spacecraft for 17 months. Most experienced some trouble sleeping — a problem...
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Atom Smasher Hiatus Sets Stage for More Discovery
The Large Hadron Collider will operate for two more months then shut down through 2014, allowing engineers to lay...
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Double-Star Systems Can Be Dangerous for Exoplanets
Alien planets born in widely separated two-star systems face a grave danger of being booted into interstellar space, a...