Dear Tom and Ray: The clock in my Jeep Liberty requires resetting every two weeks. Apparently, the clock is moving backward in time. After two weeks, the clock will be three minutes slow. What causes ...

Imagine you have a superpower: the ability to stop time. At will, you can freeze everything around you and just take a moment to yourself. What do you even do? Catch up on sleep? Read a book? Maybe ...

It turns out that your body has more than one circadian clock. Different circadian clocks keep control of the circadian rhythms of different parts of your body, and they work best when they are all ...