"When the dew is on the grass, rain will never come to pass; When grass is dry at morning light, look for rain before the night." Is this true?
If you ever visit the Arctic, you might see some really cool, luminescent clouds high up in the atmosphere. Scientists call them night shining clouds.
If you look at the sky on a cloudy day, you will find more clouds near the horizon than directly overhead. Why? Learn more on this Moment of Science.
Do ice and lightning mix? Find out how a lightning bolt forms and how ice plays a role.
Unlike Saturn, which has actual, physical rings, the ring you can sometimes see around the moon is merely an optical illusion.
Can you see the man in the moon? Learn about pareidolia on this Moment of Science.
Learn about all the chemicals found in rainwater, on this Moment of Science.
Was Elvis really in a burrito? Was Princess Di found in a cookie? Find out on this Moment of Science.
The terrain of the city, all that concrete and those rooftops, absorbs heat during the day. At night the hot air rises, creating the low-pressure heat island that sucks in cooler air from the perimeter of the city.