On this fictional super-Earth, higher gravity and thicker atmosphere didn't shrink the wildlife — it supersized it, with ...

Are aliens real? Was Fox Mulder right all along? We examine the prediction markets to gauge if the U.S. government will confirm that aliens exist before January 2029. The prediction market on a U.S.

With Major League Baseball hosting its All-Star festivities in Philadelphia while America celebrates its 250th anniversary, ...

Originally published in the January 1970 issue of National Geographic. In remote African highlands, a daring American woman ...

I tend to leave the beach looking like a lobster. I spend a lot of time wishing I had applied more sunscreen. The sunscreen I do apply goes on like paint. As a Star Wars fan, whenever someone says ...