Sector rotation is a strategy based on moving money between stock market sectors to stay ahead of booms and busts. But does the research say it works? Many, or all, of the products featured on this ...

The speed of Earth's rotation is about 1,000 miles per hour relative to its axis. Your exact speed of rotation due to Earth's spin depends on your latitude. The farther you are from the equator, the ...

For most of human history, our ancestors kept time by the sun—the interval between one sunrise and the next marked the passage of what we call a day. But then, in the 1950s, scientists invented atomic ...

With six starting pitchers for a five-man rotation, the Rays had a wonderful dilemma heading into last season. That was until Shane McClanahan, who was checking all boxes on his way back from a second ...