What would our atmosphere look like if there were no life on Earth?

University of Washington researchers have published a 5-billion-year computational simulation of Earth without life, ...

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 ...

It’s a dizzyingly busy time for scientists searching for life on distant planets. To date, astronomers have cataloged more ...

Astronomers have narrowed down the cosmic search for life, identifying fewer than 50 rocky planets among thousands of known exoplanets that may have the right conditions to support life. Using new ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustration of a watery exoplanet with a red dwarf sun overhead. A new study suggests that the exoplanet GJ 3378b, which ...

If you keep up with where the next SpaceX or Blue Origin rocket is headed, you are probably familiar with NASA’s Double Asteroid Redirection Test, a project to determine if a rocket launched from ...

A new study from researchers in Japan suggests that a better way to search for alien life might be to look for suspiciously similar planets that are close to each other. The idea is that if life has ...

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 ...