For centuries, people have described strange blue balls of light floating around in marshes, wetlands, and even cemeteries.
From a distance, Biosphere 2 emerges from the cacti and creosote of the Sonoran desert like a gleaming oasis, a colony of ...
The James Webb Space Telescope has uncovered dazzling newborn stars and thick cosmic dust in Sagittarius B2, the Milky Way's ...
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