In 1752, Benjamin Franklin tied a key to a kite and flew it in a storm to find out that lightning was a form of electricity.

1752年，本杰明·富兰克林将一把钥匙系在风筝上，在暴风雨中放飞，他发现了闪电是电的一种形式。

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The channel is only a few centimeters in diameter, but that is wide enough for electrons to follow the channel to the ground in the visible form of a flash of lightning.

这个通道的直径只有几厘米，但它的宽度足以让电子以闪电这样看得到的形式随着通道到达地面。

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In the end it reverted with lightning speed to its old form.

它最终以闪电般的速度退回到其旧有制度。

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If he is right, an earthquake will generate enormous electrical currents in the ground precisely the sort of thing that would upset the ionosphere and generate strange lights in the form of lightning-related phenomena.

ECONOMIST: Predicting earthquakes

In the end it reverted with lightning speed to its old form.

ECONOMIST: Nursultan Nazarbayev, very nearly eternal

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