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

The first experience that an alien civilization might have of us may not be telecommunications – no ETs watching early The ...

A new study found that the radar systems used by civilian airports and military operations may be potentially revealing Earth's ...

It started with a streak.Just after 3:30 p.m. on Thursday, a strange, narrow shape zipped across weather radar screens over ...