Understanding your menstrual cycle is key not only for conception, but also for avoiding unwanted pregnancy. Many women rely on the ‘safe days method’ or ‘fertility calendar tracking’ to determine ...

Whether infection of cells by individual virions occurs randomly or if there is some form (s) of competition or cooperativity between individual virions remains largely unknown for most virus-cell ...

How does walking compare to other workouts? And, is getting your daily steps in enough? Here, two experts weigh in and share ...

Fitbit and smart watches would simply count the number of steps and pulse rate. They are picking up patterns now that doctors ...

Maybe you’ve heard that Penn State Wrestling is good. Really good. Record-settingly good. Again. And they are expected to ...

Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

Secretary of State Dr. Shirley Weber joined KCRA 3 on Wednesday and said that while news organizations projected that voters ...

Tuesday will be voters last chance to cast a ballot in California's special election. Here's what to know and how to see results.

The Taurids will peak on Wednesday, Nov. 5. The meteor shower consists of the Southern Taurids and the Northern Taurids. The ...

The "12 Days of Christmas" song has probably gotten stuck in your head a whole bunch, but have you given any thought to the meaning behind it?