Reports of life signs detected in the atmosphere of the potential ocean world K2-18 b may have been premature.

Recent research finds claims of biosignature gas detection were premature. Recent reports of NASA’s James Webb Space ...

Webb Telescope's study on K2-18b reveals potential but inconclusive signs of extraterrestrial life; advanced technology ...

The study, published in the journal Monthly ... may also hold clues for astronomers seeking that first hit of alien life outside of Earth. “Purple bacteria can thrive under a wide range of conditions, ...

Data from the James Webb Space Telescope (JWST) has shown that exoplanet K2-18b has some of the chemical markers that may ...

Even though Venus and Earth are so-called sister planets, they're as different as heaven and hell. Earth is a natural ...

From planets and moons in our solar system to dying stars and parallel universes, here are some of the far-out places ...

On many exoplanets, the best clue that life is present may be a purple hue. New research into some of Earth's most extreme ... for these light spectra, the study researchers said.

Just 41 light years from Earth is an exoplanet so incredibly hot scientists didn’t think it could maintain an atmosphere, but ...

Last summer, as wildfires swept across the Mediterranean, roads buckled in Texas and heatwaves strained power grids in China, ...

A fringe theory called panspermia suggests aliens may be hitching rides on meteors between planets. Scientists believe ...