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 ...

The search for extraterrestrial life has long gone back and forth between scientific curiosity, public fascination and outright skepticism. Recently, scientists claimed the "strongest evidence" of ...

Scientists searching for advanced alien civilizations have detected a mysterious signal in data from the world's largest ...

Alien life could exist on hot, rocky planets, sustained not by water but by a type of salty fluid, new research suggests. Reading time 3 minutes The search for alien life usually hinges on finding the ...

In the late 1950s, a small group of scientists began to search for alien life. Among them was geneticist Joshua Lederberg at Stanford, who in 1960 spoke at the First International Space Science ...

This summer, exoplanet science—the study of planets orbiting stars beyond our sun—took a big step forward. Reports of helium gas escaping from the atmosphere of LHS 1140b propelled this exoplanet from ...

Exhibit A: A pretty convincing case for alien life, don't you think? Image credit: University of Sheffield British researchers say they've found extraterrestrial life, and they've got the microscopic ...

Discovering extraterrestrial life has tantalized the public imagination as far back as Epicurean philosophers in Ancient Greece. Yet despite centuries of speculation, the search for alien lifeforms ...

UFO, an alien plate hovering over the field, hovering motionless in the air. Unidentified flying object, alien invasion, extraterrestrial life, space travel, humanoid spaceship mixed medium “Any ...

For thousands of years, humanity has looked up at the stars asking the same question. Are we alone? Then one day, it finally happens. Scientists announce they have found convincing evidence that life ...

Are we alone in the universe? While the search for life beyond Earth has so far turned up empty, the infamous question continues to haunt humanity’s exploration of the vast cosmos. Now, NASA’s ...