Scientists simulating meteorite impacts on the frozen oceans of Europa have made an electrifying discovery, which raises the chances of finding life on Jupiter's moon.

Jerome Borucki, at the NASA Ames Research Center in California, and his colleagues fired aluminium bullets into a block of ice. They found that when the bullet impacted, sensors embedded in the ice detected an electric shock. A second, and much larger, electrical discharge was observed a few moments later.


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