In January I wrote a piece titled “ 5 Physics Equations Everyone Should Know .” Lots of you weighed in with your own ...

As fall and the festivities that come with it approach, attention turns to the table. Wow guests with your next tablescape using Ina Garten-approved designs.

This tried-and-true method is one of the best ways to study so you actually retain information—and it's not hard to do. Here's what you need to know.

Two nurses had a similar amount of sleep, but one was alert, and the other one was tired. A mathematician came up with an ...