Research indicates airport radar systems may unintentionally broadcast Earth's presence to aliens up to 200 lightyears away, ...

We may already be broadcasting signals to the universe and alien life that inadvertently scream "we're here, come find us!" — and any potential intelligent life in the universe could be sending the ...

A new study found that the radar systems used by civilian airports and military operations may be potentially revealing Earth's existence to "extraterrestrial observers", or aliens. Radar systems emit ...