If your smoke alarm keeps waking you up for no reason, here's what's going on -- and the maintenance that can stop it.

As sunlight filters through your window each morning, a quiet, powerful rhythm pulses inside your body. This inner clock ...

Every year in (most of) the U.S., we move our clocks ahead one hour in the spring and one hour back in the fall. That time in between is called daylight saving time. (That’s right, drop that “s.”) As ...