They all showed off their talents at this year's Smithsonian Folklife Festival. The theme: How youth keep cultural traditions alive.

Tucked inside the daybook were photos of four women. The identity of one was lost for decades. When her name finally became ...

Few characters move through decades with the same electric charge as Lois Lane. She rises beyond a name on a byline or a woman clinging to a rooftop.

In this research, the matrix pencil method (MPM) has been compared to the well known root-MUSIC algorithm. The term pencil refers to obtaining the exponent of a sum of complex exponentials. Actually, ...