"Until we can separate these signals more clearly, we have to be especially careful not to misinterpret them as signs of life ...

There’s always going to be a way to make something abiotically.” With these words, chemist Eleanor Browne of the University ...

A series of studies have cast doubt on the sensational claim that "the strongest evidence yet" was found that life exists anywhere else besides Earth.

Last month, scientists had announced that they might have identified what appeared to be the most promising signs of alien life discerned so far on the distant planet. However, la ...

In fact, the life that could be – emphasis on the could be – thriving on a distant ocean-covered planet named K2-18b is likely not intelligent at all. But that doesn't make the recent ...

Astronomers had detected just a hint, a glimmer of two molecules swirling in the atmosphere of a distant planet called K2-18b — molecules that on Earth are produced only by living things.

In April, astronomers said they had detected a possible signature of life on the exoplanet K2-18b. Now, three independent analyses discount the evidence. An artist’s concept of the exoplanet K2 ...

The findings came from a team of researchers at the University of Cambridge who studied data from NASA's James Webb Space Telescope to find molecules in the atmosphere of a planet known as K2-18b.