With this Web site, users may access free resources based on the nationally ranked collections of the Burke Museum at the University of Washington. Over 5 million specimens are to be found in four areas: anthropology,...

About 40 "informal notes" by Kevin Brown on calculus and differential equations: limit paradox, proofs that pi and e are irrational, Ptolemy's Orbit, leaning ladders, how Leibniz might have anticipated Euler, and many...

An online course: learning units presented in worksheet format review the most important results, techniques and formulas in college and pre-college calculus. Logarithms and Exponential; Sequences; Series; Techniques of...

Science Today is a regularly updated Web site from the California Academy of Sciences, which features a changing display of Academy research in the natural sciences. Four featured sections -- Headline Science, Academy...

Users can access interactive mapping and Geographic Information Systems (GIS) data, and view or download maps and reports on California's most prominent earthquake hazards. These maps are intended to help avoid damage...