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Ancient Galaxy May Be Most Distant Ever Seen
Astronomers have spotted seven galaxies that existed just a few hundred million years after the universe’s birth, including one...
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Do We Live in a Computer Simulation?
A decade ago, a British philosopher put forth the notion that the universe we live in might in fact...
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‘Green Bean’ Galaxies Glow in the Dark
Astronomers have found a galaxy that represents a new type, and falls within the range of active galaxies known...
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Voyager 1 Enters New Region of Solar System
NASA’s long-running Voyager 1 spacecraft has entered a new region at the edge of the solar system and is...
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Mars Rover Detects Simple Organic Compounds
NASA’s Mars rover Curiosity has detected several simple carbon-based organic compounds on Mars, but it remains unclear whether they...
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‘The Particle at the End of the Universe’ Gets Real
Caltech physicist Sean Carroll makes the search for the Higgs boson a scientific detective story. At heart is the...
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Scientists Discover Frozen Organic Material on Mercury
Messenger spacecraft finds substances similar to tar or coal in craters on planet nearest sun
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Gargantuan Black Hole Baffles Scientists
A hunt for supermassive black holes reveals a monstrous one at the heart of galaxy NGC 1277, which may...
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Biggest Black Hole Blast Ever Could Solve Cosmological Mystery
Astronomers have seen a distant galaxy that blasts away material with two trillion times the energy the sun emits...
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Dark Matter Mystery May Soon Be Solved
The hiding spots for the particles making up dark matter are narrowing, and the answer to this cosmic mystery...