Science | Forces of Nature | Atmospheric Science

The atmosphere is the key to life on Earth. This thin layer is what protects us from the hostile environment of space. Here you can learn all about the atmospheric sciences.

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What is the heat index that the weatherperson talks about during the summer?

What is the "heat index" that the weatherperson talks about during the summer? Also, why is the air comfortable at only 80 degrees F even though body temperature is 98 degrees F?


Can we control the weather?

Can we control the weather?

To control the weather we would have to come up with some technology straight out of science fiction. Find out if we can control the weather. See more »

Why can't scientists accurately predict the weather?

Why can't scientists accurately predict the weather?

Can scientists accurately predict the weather, or is there still a lot of guessing going on? Find out if scientists can accurately predict the weather. See more »

Rainbow Pictures

Rainbow Pictures

Rainbows are one of nature's most beautiful spectacles. Check out these rainbow pictures. See more »

Why do they use salt to melt ice on the road in the winter?

Why do they use salt to melt ice on the road in the winter?

Road salt is used to melt ice in the winter. Learn about road salt in this article from HowStuffWorks. See more »

What does it mean when a barometer is rising or falling?

What does it mean when a barometer is rising or falling?

A barometer is an instrument that is used to predict the weather. Learn about barometers in this article. See more »

Why is the sky blue?

Why is the sky blue?

The sky is blue because of the way the Earth's atmosphere scatters light from the sun. Find out what makes the sky blue in this article. See more »

How Weather Works

How Weather Works

Weather is the state of the atmosphere, rather than something that only affects your area. Read more about weather and the complex system behind it. See more »

Will the U.S. be a desert in 50 years?

Will the U.S. be a desert in 50 years?

Will the U.S. be a desert in 50 years? Learn about the chances of the U.S. becoming a desert in the next 50 years. See more »

Does ball lightning really exist?

Does ball lightning really exist?

Ball lightning wasn't widely believed to exist until the 1960s. Learn about ball lightning and theories about what ball lightning could be. See more »

How Clouds Work

How Clouds Work

Clouds provide precipitation, shade and a stable climate. Learn about clouds and why clouds are more than just cotton balls in the sky. See more »