NASA explains how a 'ring of fire' annular solar eclipse occurs and how it differs from a total solar eclipse. WARNING: ...

A timelapse of the 2023 annular solar eclipse as seen from outside Great Basin National Park in Ely Nevada. Captured with a Unistellar eQuinox 2 smart telescope with Smart Solar Filter. Credit: Space.

Fighting fire usually involves water or foam, but they can be messy and environmentally destructive. Engineers at Ohio State ...