Could the first confirmed signal from an extraterrestrial source be less a hello than a goodbye? Astrophysicist David Kipping ...
The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, ...
In this scenario, our first contact with aliens would be tragic. We should look for "loud shouts in the night".
For decades, science fiction writers have tried their best to prepare us for eventual contact with aliens. Their efforts are ...
In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that finding—which won the scientists a portion of the 2019 Nobel Prize in ...
In 1950, famed astrophysicist Enrico Fermi posed a profound question during a casual lunch with colleagues: Where is everybody? In other words, if there’s an extremely high probability that advanced ...