How reporter Martha Gellhorn snuck into Normandy, broke Army rules and became the only woman journalist to land on D-Day.

Scientists have uncovered the oldest direct evidence yet that Earth’s tectonic plates were on the move 3.5 billion years ago. By analyzing magnetic fingerprints in ancient rocks, they reconstructed ...

Monte Verde, a Paleolithic archaeological site in the mountains of southern Chile, stands as one of the oldest human settlements in the Americas and is believed to be 14,500 years ...

The spring equinox marks the first day of spring today, but daylight actually lasts several minutes longer than night. Here's ...

For years, Iran’s nuclear fatwa served as a centerpiece of its diplomatic defense. Iranian officials cited it at the United Nations, in negotiations with the P5+1, and in public statements intended to ...