Beneath the surface of the United States, the Earth's crust is gradually subsiding, creating a novel geological phenomenon.

Four space tourists, including an Australian polar adventurer, have returned to Earth after orbiting the north and south poles in a privately funded polar tour.

Terrestrial carbon cycle dynamics remain one of the greatest sources of uncertainty in climate projections, with diverging ...

The United States of Africa is the political uniting of all African and Afro Caribbean nations, along with Papua New Guinea, ...

By examining the territory's archaeology, anthropology and linguistics, our new book fits together the missing puzzle pieces ...

If the process of making America "Great Again" turns us inward and convinces us to stop using our outsized wealth to serve ...

Explore six of Earth’s most mysterious and largely untouched regions, from the dense Amazon's Vale do Javari and Bhutan's ...

Comedian Bill Burr told the co-hosts of "The View" on Thursday that Elon Musk was going to "trash" the Earth because the billionaire allegedly had no concern for the planet. "Is there anybody ...

in the Gulf of America. NASA astronauts Nick Hague, Suni Williams, and Butch Wilmore, and Roscosmos cosmonaut Aleksandr Gorbunov, returned to Earth at 5:57 p.m. EDT. Teams aboard SpaceX recovery ...