The Harvard astrophysicist has devoted years—and thousands of interviews—to the idea that mysterious objects streaking ...
Lionfish, mitten crabs and “sea vomit.” Meet eight marine species who inadvertently moved to new territory and took the ...
A newly spotted interstellar visitor just got an unusually close listen from California scientists — in a search for signs of ...
Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.
Astronomers may have witnessed one of the rarest and most dramatic cosmic events ever seen: a long-sought intermediate-mass ...
Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...
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