Physicists have long known how lightning ends, in a blinding discharge that can heat air hotter than the surface of the Sun, but the precise trigger that starts a bolt inside a cloud has remained ...
Around 2,500 people die in lightning strikes around India each year. — © AFP Around 2,500 people die in lightning strikes around India each year. — © AFP By ...
An obscure quantum-mechanical phenomenon involving a warm glow visible only to accelerated observers, long thought almost impossible to detect, should be measurable in the laboratory after all. So say ...
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