The world’s largest observation wheel takes Dubai views to new heights (literally). Standing at 250m high, the world’s ...

There's a ritual that plays out, largely unnoticed, at the end of every spacewalk. The outer hatch seals shut, the airlock ...

As Sir David Attenborough turns 100, here are 13 surprising facts about the beloved broadcaster and environmental advocate whose voice has shaped how generations see the natural world.

An infrared sensor aboard a U.S. military platform focuses on an area of contrast that resembles a football-shaped body with ...

Worlds this small and distant are thought to be too cold and have too little surface gravity to hold onto gases. But the findings suggest that icy, rocky objects in the solar system's outer reaches ar ...