SALT LAKE CITY — The first thing to know about potential alien invaders is that the U.S. Government no longer classifies them as unidentified flying objects. That sounds too scary. They are classified ...
A recently discovered interstellar comet, 3I/ATLAS, is causing a stir in the scientific community. Most comets detected so far are local to our solar system, but 3I/ATLAS is a rare interstellar ...
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