Could alien signals have already reached Earth undetected?

Could alien signals have already reached Earth undetected? - If advanced alien civilisations exist and have contacted Earth, ...
Public Broadcasting Service (PBS)

Obama shuts down alien buzz: 'no evidence during my presidency'

Former President Barack Obama said he did not see evidence that aliens “have made contact with us,” after sending social ...
The Daily Galaxy on MSN

Alien signals could have already reached us: Why haven’t we detected them?

For decades, scientists have been actively searching for signs of extraterrestrial life. Fromradio waves to laser flashes and ...
Futurism on MSN

If Scientists Ever Find Strong Evidence of Alien Life, Communicating It Will Pose Serious Issues

It's not nearly as easy as one might think. The post If Scientists Ever Find Strong Evidence of Alien Life, Communicating It ...
What If on MSN

Discovering alien life in 2026 could change everything

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year ...

If alien signals have already reached Earth, why haven't we seen them?

For decades, scientists have searched the skies for signs of extraterrestrial technology. A study from EPFL asks a sharp question: if alien signals have already reached Earth without us noticing, what ...