On June 18, 2024, a brilliant display of Noctilucent clouds was seen in Lithuania. The clouds, also called "electric blue clouds," are formed approximately 50 miles above the Earth's surface, nearly ...

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As summer gets under way in the Southern Hemisphere, electric blue clouds seeded by meteor dust begin to glow high in the sky over Antarctica’s vast icy reaches. This year, according to NASA, these ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...

This wide-angle view, taken from near Duluth, Minnesota at 10:50 p.m. CDT on Friday, shows how close to the north-northwestern horizon noctilucent clouds often appear from northern U.S. latitudes. The ...