SETI is entering an AI-assisted era in which more kinds of technosignatures can be found faster. The safeguard is not a single higher threshold, but a public ...
The idea that life on Earth began elsewhere in space has long been controversial, but it’s now gaining traction.
People were allegedly advised to call the United Nations' "alien communications specialist" if they made contact with ...
Researchers discovered a 3,000-year-old axe-like artifact at China’s Sanxingdui site made from meteoric iron, making it the ...
The Floreana tortoise went extinct from its native island in the 19th century, but conservationists have reintroduced hybrid tortoises carrying its DNA.
Rock House is the only true cave in Ohio, carved directly into a towering sandstone cliff by thousands of years of natural ...
Radio astronomy has helped humanity probe the Moon and map the cosmos. Astrophysicist Emma Chapman explains its past, present ...
Two major alien-life announcements in 2025 generated enormous excitement, but most astrobiologists remained unconvinced. Only 6.6% of surveyed experts thought possible biological molecules on K2-18b ...
A newly discovered marine microorganism reproduces in a bizarre way reminiscent of the reproductive horror depicted in the ...
Researchers want to explore the idea that microscopic particles shed by alien civilizations have accumulated on the lunar ...
MBARI scientists captured stunning footage of a bigfin squid 3,277 meters down off Central California, revealing a rarely ...
Mexican folk art is going larger than life at Discovery Green. Eight colorful, 20-foot sculptures will fill the downtown park for “Fantastic Animals from México: Alebrijes and Nahuales,” a temporary ...
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