Did you catch it? That fleeting, mystical moment this morning when the crescent moon and Venus met in the dawn sky? When the ...

What Kids Will Learn from "Space Mission": Imaginative play about space exploration helps kids learn more about planets, comets, and other phenomena beyond planet Earth. This is one of the cartoons ...

Antarctica's patterns of stark seasonal changes, with months of darkness followed by a summer of 24-hour daylight, prompted ...