The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...
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I found something strange in our solar system
Scientists recently detected something unusual entering our Solar System, sparking discussions about whether it is a comet or ...
Even at this early stage in our spacefaring age, humanity has already begun sending probes that will eventually reach other ...
The United States government's recent release of hundreds of previously classified Unidentified Anomalous Phenomena (UAPs) ...
A NASA‑linked study argues that alien probes could already be in our Solar System, but our surveys are still too crude to ...
Valley’s role | Compete respectfully | Stunted potential. Mercury News reader letters to the editor for June 17, 2026.
Every second, hypervelocity collisions may be blasting tiny flecks of Earth into space. Some of those grains, small enough to ...
US firm Vast is developing spinning space stations with artificial gravity to keep astronauts healthy on deep-space missions ...
Scientists say extraterrestrial life may exist elsewhere in the universe, but vast distances, enormous energy requirements ...
As UAP files are declassified and Disclosure Day hits cinemas, physicists argue that any aliens capable of reaching Earth ...
Using the Keck Observatory, astronomers measured the spins of dozens of giant planets and brown dwarfs orbiting distant stars ...
Astronomers studying the atmospheres of several intensely heated exoplanets uncovered an unexpected pattern that may reveal a ...
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