If Earth’s astronomical observatories were to pick up a signal from outer space, it would require an all-hands-on-deck effort to untangle and decipher the extraterrestrial message. An art project from ...
Scientists suggest the first alien signal we detect could be a desperate cry for help from a fading civilization.
On Dec. 19, 2025, 3I/ATLAS flew by Earth and did more than just give astronomers something to look at; it brought a piece of ...
Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...
The Kepler-22b reveal flips the storyline of the series. What started as a story about Earth going through a bizarre ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. If Earth’s ...
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