New evidence from rocks, molecules and machine learning is forcing scientists to redraw the opening chapters of Earth’s story, pushing the first stirrings of biology far closer to the planet’s violent ...

Scientists have revised the timeline for the approach of the rogue star Gliese 710, which is now expected to enter the solar system sooner than previously thought. This accelerated timeline has raised ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The Paris Climate Accords in 2015 set an ambitious (and necessary) goal of keeping global temperatures at ...