The mystery behind viral satellite images showing the word "HELP" in an empty downtown Los Angeles lot has been solved. The ...

The mystery behind viral satellite images showing the word "HELP" in an empty downtown Los Angeles lot has been solved. The words have been appearing for more than a year.

America's next Moon lander, Blue Ghost, is traveling through space after launching from Florida earlier this month and capturing breathtaking views.

About 99% of Earth is uninhabitable; in deep underground places with high pressure and temperature, even the toughest ...

Trump has said Denmark would be committing a 'very unfriendly act' if it did not allow the US to take over Greenland. What's ...

President Donald Trump has said he believes the US will gain control of Greenland, after showing renewed interest in ...

Many climate experts see its deserts as a place to build the green-energy future. For two local activists, the price is too ...

A private US spacecraft headed to the moon captures a glorious view of Earth - A private U.S. spacecraft has captured ...

Around 2015, astronomers took on the painstaking task of stitching together Hubble Space Telescope images of this galaxy, but that effort had focused on the galaxy's northern half. Still, however, the ...

In summoning people to his vision for the future, Donald Trump assembled a dizzying collage of time-honored and time-worn ...

A stunning composite image, made up of three years' worth of satellite photos, shows the ancient lava of Libya's Haruj ...

The United States will once again consider itself a growing nation, one that increases our wealth, expands our territory, ...