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What goes on when lightning strikes?
One lightning flash could run a whole power station – and there are 8 million strikes around the Earth every day. We still don't know what triggers the phenomenon, although a new theory proposes a role for cosmic raysA new theory from Russian researchers suggests that lightning may be a by-product of cosmic rays. Surprisingly, despite studying lightning for centuries, we are still not sure what triggers it.Divine attributionIn ancient times, the drama of thunder and lightning so clearly went beyond human scale that the phenomenon was handed wholesale to the gods. The Greeks had Zeus, the Romans Jupiter. At the head of th...
Source: Guardian Unlimited Science - May 25, 2013 Category: Science Authors: Brian Clegg Tags: Meteorology World news Natural disasters and extreme weather Features UK news The Observer Science Source Type: news