Stars don’t just form planets—they may also re-supply their disks with gas, reshaping how and where planets emerge.

The detection of life beyond Earth would be one of the most profound discoveries in the history of science. The Milky Way galaxy alone hosts hundreds of millions of potentially habitable planets.

“It’s the first time humanity has seen potential biosignatures on a habitable planet.” The study was published Wednesday in the Astrophysical Journal Letters. Other researchers called it an ...

British biologist Sir David Attenborough will celebrate his 99th birthday two days after the publication of his latest book, ...