Isaac Arthur on MSNOpinion
The ancient alien theory sounded possible - until the missing evidence became impossible to ignore
What if an alien civilization did not just exist somewhere in the universe, but actually reached Earth in the distant past?
A meteorite that crashed through the roof of a New Jersey home last year contains the chemistry of alien life, according to ...
On July 16, 2024, a daytime meteor shook New York City with a sonic boom as it passed just south of the Statue of Liberty.
Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...
Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.
Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...
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