If we ever detect an Extraterrestrial Civilization (ETC) and start communicating with them, the messages could take years, decades, or…
A new study shows how gravitational wave observatories could be used to search for technosignatures throughout the galaxy
At least once, you’ve looked up at the night sky and asked the same longstanding question we’ve all asked at…
Science fiction is the realm where people traditionally wrestle with the idea of contact with an ETI (Extraterrestrial Intelligence.) But…
In a recent report, researchers with the Penn State Extraterrestrial Intelligence Center recommend that we search for extraterrestrial intelligence here…
In about 5 billion years, the Sun will leave the main sequence and become a red giant. It'll expand and…
How will humanity meet its end? That's only a depressing question if you think that humanity will go on forever.…
In 1961, Russian-Soviet astrophysicist Nikolai Kardashev published a paper where he introduced the Kardashev Scale, a means of classifying extraterrestrial…
In 1974, the famous Arecibo Message was sent into space, humanity's first and only attempt at messaging extraterrestrial intelligence.
According to a new study, alien probes may permeate the galaxy, and could be detected in the Solar System when…