News tagged with ball

Study explains the mystery of ball lightning

(Phys.org)—Sightings of ball lightning have been made for centuries around the world – usually the size of a grapefruit and lasting up to twenty seconds – but no explanation of how it occurs has been universally accepted ...

dateOct 12, 2012 in General Physics
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It's Einstein versus Newton again

A simple bouncing ball has reignited a debate long thought settled: whose landmark physics theory is correct – Albert Einstein’s general relativity theory or Sir Isaac Newton’s theory of gravity?

dateJun 13, 2012 in General Physics
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