Extraterrestrial
Since Aliens Obey the Laws of Physics, Can We Guess What They Look Like?
Since time immemorial, humans have gazed up at the stars and wondered if we’re alone in the universe. We have…
Could We Find Aliens Terraforming Other Worlds?
The first early humans to use fire had no inkling of what it would lead to. Fire was one of…
Penn State SETI Symposium Opens with Commemoration of Dr. Frank Drake
This year's Penn State SETI Summit kicked off with a a lecture on how history will remember SETI pioneer Frank…
Astronomers are Searching for a Galaxy-Wide Transmitter Beacon at the Center of the Milky Way
Researchers with the SETI Institute have monitored the center of the Milky Way for possible transmissions from a galactic beacon.
A Sign from Space Simulates What it Would be Like to Get a Message from Aliens!
A Sign in Space project has simulated a message from an extraterrestrial intelligence and has involved the global community in…
Game of Probes: The First Probe Sent to Another Civilization Won’t Be the First to Arrive
If we ever detect an Extraterrestrial Civilization (ETC) and start communicating with them, the messages could take years, decades, or…
Gravitational Wave Observatories Could Search for Warp Drive Signatures
A new study shows how gravitational wave observatories could be used to search for technosignatures throughout the galaxy
What if we’re truly alone?
At least once, you’ve looked up at the night sky and asked the same longstanding question we’ve all asked at…
How Should the World’s Governments Respond if We Detect an Alien Civilization?
Science fiction is the realm where people traditionally wrestle with the idea of contact with an ETI (Extraterrestrial Intelligence.) But…
Upcoming Missions Could Search for Ancient Alien Technology Within the Solar System
In a recent report, researchers with the Penn State Extraterrestrial Intelligence Center recommend that we search for extraterrestrial intelligence here…