News tagged with ball

Study explains the mystery of ball lightning

(—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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Study explains science of soccer

With the attention of sports fans worldwide focused on South Africa and the 2010 FIFA World Cup, U.S. scientist John Eric Goff has made the aerodynamics of the soccer ball a focus of his research.

dateJul 01, 2010 in General Physics
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