Earth is full of mysteries that scientists have yet to fully understand. Despite years of research, some phenomena remain ...

Mars’ strangely small mass still puzzles planetary scientists. Definitive answers as to why are still hard to come by.

In the case of our 'string around the Earth' puzzle, the radius is being increased by 15cm, so we need to know that as a fraction of the original radius. So what is the radius to start with?

"The details of this big event are still a bit of a mystery, but we've added another piece of the puzzle when it comes to our knowledge of the Earth's inner core." These findings may explain why ...

KNOXVILLE, Tenn. (WVLT) - East Tennessee houses some of the world’s best stockpile of critical minerals like gallium and germanium, which are used in things like cell phones and bombs.