Nearly three fourths of Earth is covered by oceans, making the planet look like a pale blue dot from space. But Japanese ...

In the waters off Iwo Jima, a volcanic island in Japan’s Satsuma archipelago, the sea has a distinct green tint. It’s not ...

K2-360 is a newly found planetary system with a super-dense planet, likely the core of a former larger world, shaped by dynamic interactions with its companion. An international team of researchers ...

Named after Hungarian-American physicist Theodore von Karman, the line represents the altitude where conventional aircraft can no longer rely on aerodynamic lift to stay aloft.

If you’re looking for a magical reason to set your alarm for the wee hours of the morning, the Eta Aquarids meteor shower is it.

From luxury resorts to family-friendly locations, we’ve got the travel inspiration for your winter sun holiday ...