A joint venture between government (NASA) and academia to study the global water cycle and its effect on weather and climate. Includes satellite images, news, research, visitor information, local chapters and contact details.

Virtual tour, calendar of events, news, volunteer opportunities, information about rental, and a list of classes and trips.

Features more than 150 interactive exhibits pertaining to the principles of science, offers education programs for children and an on-site science library. Includes information about the facilities, membership and online activities.