More than 95 million people are facing gripping cold Tuesday as a polar vortex sends temperatures plunging to record levels, closing schools, bursting pipes and forcing communities to set up more ...

Next Energy said its laminated transparent power-generating windows were produced with its pilot production line.

A small, wooden diorama found in an ancient Egyptian tomb reflects the importance of grain in an agricultural society.

LOUISVILLE, Ky. (AP) — Much of the U.S. faced another round of biting winter weather Sunday, with torrential rains causing intense flooding in Kentucky and resulting in at least four deaths in the ...