Lenticular Clouds Lenticular clouds, with their distinctive lens shape, often hover over mountain ranges like alien spaceships. These stationary clouds form when moist air flows over mountains or ...

A recent video created from images captured by Curiosity shows clouds tinted red and green flowing though the sky over Mars.

We’re set for Day 2 in Melbourne, but the weather is still only half-cooperating. It’s cloudy and chilly again, which feels like false advertising. So far this isn’t the Australian Open I ...