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Clouds weigh several tons but stay airy by distributing their weight over a large area.
Oceans became saline hundreds of millions of years ago as rainfall mixed with sodium from the Earth's crust.
When looking at a picture of the sun, how could you tell whether or not it's rising or setting?
When Neil Armstrong took his "one small step", the impression he made was lasting.
Raindrops batter the front windshield and seem to avoid the back window as long as the car is moving. How is that possible?
Clouds can range in color from brilliant white to almost black. Why?
The largest hailstone ever recorded was over five inches in diameter, weighed over one and a half pounds, and fell on Coffeyville, Kansas in September of 1970.
A single lightning bolt carries a peak current that's ten thousand times what an average lightbulb would use.
Why are raindrops different sizes when they fall from the sky?
It smells like rain, but how? Find out in today's A Moment of Science.