For thousands of years, we've cast our gaze toward the stars, opining about what awaits us out there. Our telescopes have scanned the skies in search of life, and, in some instances, we thought we'd ...

If intelligent life is common in the universe, why have we never seen or heard any sign of it. This part dives into how living inside a massive cosmic void could isolate our galaxy, limit interstellar ...

PARIS: Astronomers raised hopes that humanity might not be alone in the universe by announcing on Thursday they have detected the most promising hints yet of life on a distant planet. But given the ...

Where is everybody? Explore the iceberg of theories that attempt to answer why we haven’t made contact with extraterrestrial life. Fascinating, eerie, and thought-provoking!

But there is a big problem with many of these "so-called solutions," Wright said. They tend to assume that all the hypothetical kinds of aliens across the universe would all behave in the same way -- ...

Don't miss out on the headlines from Breaking News. Followed categories will be added to My News. But given the age and vastness of the universe, a different question has long puzzled some scientists: ...

Astronomers raised hopes that humanity might not be alone in the universe by announcing on Thursday they have detected the most promising hints yet of life on a distant planet. But given the age and ...