For four decades, many SETI experiments have focused on finding sharp spikes in frequency but the new study says signals may not stay narrow as they travel away from their home system.

Solar storms around distant stars may be erasing alien radio signals before we ever hear them In A Nutshell Stellar winds and ...

(The Conversation) – The recent spate of unidentified drone sightings in the U.S., including some near sensitive locations such as airports and military installations, has caused significant public ...

Stellar plasma can smear alien radio signals before they escape their star system, making them harder for astronomers to detect.

(KXAN) – A new record has been broken in the search for signals in deep space. Scientists using the Giant Metrewave Radio Telescope in Pune, India detected a radio signal emitted by hydrogen atoms.

A radio signal nearly 9 billion light-years away from Earth was captured in a new recording, detected by India's Giant Metrewave Radio Telescope. McGill University said in a release that this marked ...

Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the source of potential signals than previously thought. Conditions around ...

Add Yahoo as a preferred source to see more of our stories on Google. Small drones can be hard to track at night. Kevin Carter/Getty Images The recent spate of unidentified drone sightings in the U.S.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Some of this recent increase in activity may ...