First ALMA SETI survey searches new frequencies for signals from alien civilizations

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 ...

SETI Scientists Think Alien Signals Could Be Hiding in Old Telescope Data

Researchers are zeroing in on more deliberate “narrow-band” alien signals, well outside the radio frequencies SETI has ...
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Hidden alien signals in NASA-style SETI radio search

A new SETI study has opened a previously unexplored path in the search for intelligent life by analyzing high-frequency radio ...

Alien Signals May Be Hiding in a Radio Band SETI Has Barely Explored

Archived radio observations could open new frequencies to SETI while showing that past searches covered millions more stars ...