Countless shadowed craters line the terminator all the way down to the moon's southern pole, while the 54-mile-wide (87 km) ...

Poland and the U.S. are close allies, and there are 10,000 U.S. troops stationed in Poland, but Tusk and his partners in the ...

Have you ever wondered why all the planets in our solar system orbit the Sun in roughly the same flat plane? This fascinating ...

Scientists may have found a planet orbiting two brown dwarfs at a wild 90-degree tilt—something never seen before.

To avoid this common lawn care mistake, plant cool season grasses like Kentucky bluegrass and red fescue in northern states.