The Midcontinent Rift is a giant tear that formed in what is now the U.S. Midwest 1.1 billion years ago. Nicknamed North ...

Scientists confirm Zealandia, Earth's eighth continent, submerged almost two million square miles, with only 5% above water.

Presiding over the ceremony was federal judge Nathaniel M. Gorton, who reminded the new citizens of the founding ideals of ...

If you're hoping to beat the market, though, that's going to require more. Specifically, for most people, it will mean ...

In Panama, the Smithsonian Tropical Research Institute – the only bureau of the Smithsonian outside the United States – ...

Pope Leo XIV's church is growing steadily, but its believers are no longer concentrated on the continent where it was born.

The existence of any prehistoric apex predators in the islands of the Caribbean used to be doubted. While their absence would have probably made it even more of a paradise for prey animals, fossils ...

More than 1.1 billion years ago, an immense geological fault called the Midcontinent Rift began to form beneath what is now ...

Fossils of ancient horses named after Chinese city near where they were unearthed found to have mixed Eurasian and American ...

Wild horses running free at the Black Hills Wild Horse Sanctuary in South Dakota. (Credit: Black Hills Wild Horse Sanctuary) ...