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Dark Energy Is Real, Say Astronomers
Dark energy, a mysterious substance thought to be speeding up the expansion of the Universe is really there, according...
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How NASA Keeps Earth’s Germs Out of Space
In 1967, the United States joined the United Kingdom and the Soviet Union in signing the Treaty on Principles...
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New Mars Theory Questions Red Planet’s Watery Past
In the past decade, astronomers have observed clay materials on Mars that seem to indicate large bodies of water...
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Cosmic Lithium in the Early Universe
Astrophysicists have explored a discrepancy between the amount of lithium predicted by the standard models of elemental production during...
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Unified Theory of Dark Matter, Dark Energy, Alters Einstein Field Equations
A pair of mathematicians have proposed a unified theory of dark matter and dark energy that alters Einstein’s equations...
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Two Galaxies Make Strange Traveling Pair, but Do They Interact?
An unusual pair of galaxies travel through the interstellar cosmos in this striking image obtained by NASA’s Hubble Space...
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Newfound “Tatooine” Alien Planet Bodes Well for E.T. Search
The discovery of the first alien planet with two suns — like the “Star Wars” world Tatooine — residing...
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When Did the Universe Have the Right Stuff for Planets?
To build a planet you need lots of rubble and that means lots of heavy elements – stuff more...
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After 35 Years, Voyager Nears Edge Of Solar System
The Voyager 1 spacecraft’s 35th anniversary is proving to be unexpectedly exciting, as scientists gathered to examine new hints...
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Nuclear-Powered LEDs Could Provide Food for Future Space Colonies
With the successful landing and deployment of the Mars Curiosity Rover, humanity has been treated to a sneak peek...