Stellar activity and plasma turbulence could distort narrow radio signals before they leave their home planetary systems, potentially explaining part of the long silence in the search for ...

The researchers who scan the skies for radio signals from extraterrestrials are now rethinking their approach.

SETI has spent decades listening for a sharp, well-defined radio signal that could indicate it was sent by distant intelligent life. Now researchers believe that space weather could distort and blur s ...

"If a signal gets broadened by its own star's environment, it can slip below our detection thresholds, even if it's there." ...

A new investigation into an infamous UFO conspiracy claims to have uncovered proof that top-secret documents labels as fakes ...

There are things the NASA chief has "come across in the job that he can’t explain," but aliens are not among them.

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Former U.S. President Barack Obama said he did not see evidence that aliens “have made contact with us,” after sending social media abuzz by saying aliens were real on a podcast over the weekend.

This is read by an automated voice. Please report any issues or inconsistencies here. Former President Obama said he did not see evidence that aliens “have made contact with us,” after sending social ...