Online in 2009, the Aquarius instrument will measure sea surface salinity. Site provides background information about salinity, salinity lesson plans, and salinity data and tools. Activities include relating salt to...

Archaeopteryx is considered by many to be the first bird, being about 150 million years of age. It is actually intermediate between the birds that we see flying around in our backyards and the predatory dinosaurs like...

Part of MIT's innovative OpenCourseWare Project, that provides materials from MIT classes to the public on the web, this site provides models for a design studio for housing, with a significant topic being compensating...

In addition to its tremendous value as a spectacular haven for wildlife, the 1.5 million-acre coastal plain known as the Arctic National Wildlife Refuge (ANWR) is now the focus of major debate about oil and gas...

This website presents the research activities of the pioneering Arizona-Sonora Desert Museum. The Museum's research foci include such areas as community and whole-organism biology, habitat conservation promotion, and...