Earth's history is marked by violent mass extinctions that have shaped life on the planet. Here's how many of these events ...

The National Museum of Natural History is among the first eight Smithsonian sites the Trump administration announced it will ...

Mars is known for its barren desert landscape and dry climate. But two recent studies in the journals Nature and Science go ...

According to a recent study, events geologists use to distinguish transitions between geological chapters in Earth's story ...

On August 23, 1966, NASA’s Lunar Orbiter 1 captured the very first photograph of Earth from the vicinity of the Moon, showing ...

In 2020, the Hayabusa2 uncrewed spacecraft successfully returned small fragments from the near-Earth asteroid Ryugu, ...

Earth Day 2025: History, theme and why we celebrate it Earth Day has its roots in growing concern over pollution in the 1960s.