From collapsing glaciers and retreating lakes to exploding cities and intensifying fires, satellite images reveal how quickly Earth is changing. This video explores striking before and after views ...

NASA astronaut Chris Williams captured the spectacle from the International Space Station orbiting our planet. The post ...

The views of the setting sun are just as spectacular from space as they are on Earth.

When they’re not working on scientific research, astronauts aboard the International Space Station (ISS) like to spend time peering out of the windows to marvel at an astonishing view that never gets ...