Astronomers may have been listening for alien civilizations in only a small slice of the radio spectrum while overlooking a largely unexplored range of higher frequencies. Using archived data from the ...
A Ukrainian preprint reports more than 20 objects near the Moon, but missing distance data, independent confirmation and peer ...
Most alien-signal searches listen to a narrow part of the radio spectrum, but astronomers are now testing higher frequencies that have barely been explored. A first search using archived ALMA ...
Most radio SETI (Search for Extraterrestrial Intelligence) projects concentrate on frequencies from 1.42 to 1.66 GHz.
Researchers found radio telescopes have unknowingly surveyed millions of additional stars, revealing the search for alien ...
The third confirmed visitor from outside our solar system, Interstellar comet 3I/ATLAS, has been turning heads with its peculiar, elongated shape and unpredictable behavior as it speeds towards the ...
Astronomers searching for signs of extraterrestrial intelligence may have been missing alien signals in part of the radio spectrum that has not ...