In simplest terms, the rate at which the universe expands on paper doesn’t match actual astronomical observations. That speed ...

The land beneath the former Aral Sea in Kazakhstan and Uzbekistan is rising and will continue to do so for many decades. Now, ...

While solitary black holes should be common, they are hard to find. The one in Sagittarius revealed itself when it passed in front of a dim background star, magnifying the star’s light and slowly ...

The mission, jointly operated by the United States and India, will measure minute changes to land, ice, and ecosystems around ...

A long-lost slab of Earth’s crust may be pulling away the bottom of the oldest part of North America, scientists say ...

Using data from NASA's James Webb Space Telescope (JWST), researchers have detected the presence of molecules in the atmosphere of exoplanet K2-18b that, on Earth, are solely produced by simple life f ...