Scientists should be cautious when expressing an opinion based on little more than speculation.
A new report from The New York Times describes a Pentagon task force's long-standing project to collect data on unidentified aerial phenomena and a Pentagon consultant who says the U.S. has collected crashed "off-world vehicles."
A volcano in California is a hot spot for conspiracy theorists.
Physicist Frank Wilczek proposes new methods of searching for extraterrestrial life.
Jokesters and serious Area 51 raiders would be met with military force.
The countdown continues! The 4th most popular video from 2018 involves humanity hiding behind a tree.
Researchers discover extraterrestrial origins of a chemical essential for human DNA and other cell processes.
An MIT astronomer famously explained why aliens haven't contacted us yet.
Astrobiologists took a novel view and used evolutionary processes as their guide.
TRAPPIST-1 is 40 light years from Earth. It would take us millions of years to get there.
Churchill displays a surprising amount of knowledge on a question that we are still wrestling with.
Astronomers trace the origin of repeating radio bursts from deep space to a dwarf galaxy 3 billion light years away.
Two Canadian astronomers publish a paper with an extraordinary claim of possibly detecting alien signals.
Carl Sagan was one of the people who helped shape this recording that might just end up in the hands of some other beings, somewhere out there.
When Neil deGrasse Tyson recently sat down with infamous whistle blower Edward Snowden, the topic of alien encryption came into the mix.