When you think waterfalls, Massachusetts probably isn't the first place that comes to mind. Spirit Falls in Royalston is ...

A scorching, airless world just 48 light-years away is offering scientists a rare glimpse into the geology of distant planets ...

Astronomers have spotted something surprising in the far outer Solar System—a faint, short-lived atmosphere clinging to a ...

The Hoba meteorite in Namibia is the largest known natural piece of iron on Earth, weighing about 60 metric tons today. By ...

Explore the history of life on Earth, from 3.5-billion-year-old fossils to the vast diversity of species on our planet today.