News tagged with einstein

Best yet test of Lorentz invariance

The more crucial a physical law is, the more important it is to keep testing it. One of the most important laws formulated in the last century or so is Albert Einsteinэs principle of invariance, which says that there ...

dateOct 25, 2010 in General Physics
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Time travel? Maybe

Imagine that you're a science-fiction writer on a tight schedule. You'd like to play in the vast expanses of the universe, but you have too much scientific integrity to conjure up a warp drive or a DeLorean out of thin air. ...

dateMay 11, 2010 in General Physics
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Virtual telescope expands to see black holes

Astronomers building an Earth-size virtual telescope capable of photographing the event horizon of the black hole at the center of our Milky Way have extended their instrument to the bottom of the Earth—the ...

dateApr 21, 2015 in Astronomy
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On Pi Day, how scientists use this number

If you like numbers, you will love March 14, 2015. When written as a numerical date, it's 3/14/15, corresponding to the first six digits of pi (3.1415)—a once-in-a-century coincidence! Pi Day, which would ...

dateMar 13, 2015 in Mathematics
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Explainer: How does our sun shine?

What makes our sun shine has been a mystery for most of human history. Given our sun is a star and stars are suns, explaining the source of the sun's energy would help us understand why stars shine. ...

dateAug 28, 2014 in General Physics
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