This is a hands-on challenge to invent a sturdy emergency shelter that's easy to build. Provides a full list of materials with ideas on how to build, test, and redesign it if necessary. Activity focuses on the engineering design process...

Learn what clouds are made of and how they form. Read reports from several different cloud observations and how the clouds effect climate.

For the first time, NASA scientists have generated a full image of the sun, front and back, using twin orbiting satellites. The new view of Earth's star will allow for the study of solar weather events like coronal mass ejections that...

What is erosion? Here's a brief look at the process of erosion ..what it is, how it happens, effects. Useful for the younger researcher.

An all purpose site with something for everyone. Learn about global warming and climate change, ask a scientist, take a quiz, or get a lesson plan!

Get the facts on hurricanes with this detailed information page. This page includes photos, charts and satellite images.