Footage of an eerie light shining above a thunderstorm has captured the imagination of many and has gone viral.
In the video, filmed in Indiana in the US, the light can be seen shining from behind a black cloud.
The clip has been watched almost 1.7 million times and has stirred debate among believers and sceptics.
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One Imgur user said: “Has something to do with rapid heating and cooling in that spot due to reflected light energy or different temp pressure fronts merging.”
But another was quick to add: “It’s clouds or aliens. I choose aliens. It’s my right.”
The phenomenon is caused by the weather, according to NASA.
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The NASA website explains that lightning discharge in a thundercloud can temporarily change the electric field above the cloud, where charged ice crystals were reflect sunlight.
“The new electric field quickly re-orients the geometric crystals to a new orientation that reflects sunlight differently.”
Morning news break – June 23