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Observations
LHC surpasses its own record as the world's most powerful particle accelerator
The Large Hadron Collider , the so-called big bang machine outside Geneva, has eclipsed its own world record as the highest-energy particle accelerator in history. The collider, commonly known as the LHC, accelerated its twin proton beams to 3.5 trillion electron-volts, or TeV, Friday morning, according to a prepared statement from CERN , the European lab for particle physics that operates the LHC.
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Room for Debate: Where, If Anywhere, Is NASA Headed?
Without a firm destination, will NASA's ambitions for a return to manned spaceflight beyond Earth orbit founder? Or, will scrapping the Constellation Program give the U.S. more options for human exploration of the moon, Mars and the asteroids? -
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Scientists have set thresholds for key environmental processes that, if crossed, could threaten Earth's habitability. Ominously, three have already been exceeded
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Nitrogen cruise ends, mission to explore undersea volcanism begins
LHC surpasses its own record as the world's most powerful particle accelerator
Boundaries for a Healthy Planet
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