Explore the nations that challenge traditional geographical boundaries, like Turkey, Russia, Egypt, Kazakhstan, and Denmark.

New research shows ancient tropical oceans once held more oxygen than cooler regions, reshaping where early life could ...

Globally, the country is well-known as the 'Pearl of the Indian Ocean.' This name signifies the uniqueness present in the ...

Mars may have been a "blue planet" with an ocean the size of today's Arctic Ocean, a new study suggests. New evidence of ...

Water, salt, and heat all get mixed within eddies with important climate consequences, but the boundary of an eddy is hard to ...

Our planet is unique for its ability to sustain abundant life. From studies of the rock record, scientists believe life had already emerged on Earth at least 3.5 billion years ago and probably much ...

In the late 1890s, naval theorist Alfred Thayer Mahan made a compelling argument for the United States’ possession of Hawaii. Those interested in the annexation of Greenland might take note.

Polar bears aren't white, strawberries aren't berries and the Earth isn't round—we'll have you rethinking everything you thought you knew! Mind-blowing facts you have to read to believe Did you know ...

An expedition off the coast of Massachusetts has confirmed the existence of a freshwater reservoir beneath the seafloor. Now, ...

During the last ice age, the Atlantic Ocean's powerful current system remained active and continued to transport warm, salty ...

The story of Greenland's name weaves together sly marketing, climate change and the Vikings. While Erik the Red selected the ...