An underwater observatory recently detected a startlingly energetic cosmic neutrino. One possible cause involves a phenomenon ...
In early 2023, a neutrino detector buried in the Mediterranean Sea recorded something extraordinary: a single particle carrying more energy than anything ever detected from space. Now, physicists at ...
A tiny, dense stellar corpse in a nearby galaxy is pumping out so much energy that, on paper, it should have blown itself apart long ago. The object, cataloged as M82 X-2, blazes in X-rays up to ...
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