Recently in the Lightning Category

This image shows lightning data captured on February 14, 2017 over the course of an hour and displayed over an image of the Western Hemisphere from the Advanced Baseline Imager on GOES-16.

How is lightning initiated in thunderclouds? This is difficult to answer - how do you measure electric fields inside large, dangerously charged clouds?

Lightning Seen From Space

Lightning illuminates the area it strikes on Earth but the flash can be seen from space, too.