News tagged with theory of relativity

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Spacetime: A smoother brew than we knew

Spacetime may be less like foamy quantum beer and more like smooth Einsteinian whiskey, according to research led by physicist Robert Nemiroff of Michigan Technological University being presented today at the 221st American ...

dateJan 09, 2013 in Astronomy
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A non-causal quantum eraser

Whether a quantum object behaves like a wave or like a particle depends (according to the Copenhagen interpretation) on the choice of measurement apparatus used for observing the system, and therefore on the type of measurement ...

dateJan 09, 2013 in Quantum Physics
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Testing Einstein's E=mc2 in outer space

(—University of Arizona physicist Andrei Lebed has stirred the physics community with an intriguing idea yet to be tested experimentally: The world's most iconic equation, Albert Einstein's E=mc2, may be correct ...

dateJan 04, 2013 in General Physics
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Is dark energy static or dynamic?

(—While hypothesized dark energy can explain observations of the universe expanding at an accelerating rate, the specific properties of dark energy are still an enigma. Scientists think that dark energy could take ...

dateNov 12, 2012 in General Physics feature
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