A searchable database of minerals and gems. Search by keyword or pre-defined characteristics. A Help section is available as well for aid in searching.

Arches have been used for structural engineering since ancient times. This experiment tests the strength of a naturally occurring arch shape: the shell of an egg. How much weight do you think an eggshell can support?

When you think of natural history museums, you might picture exhibits filled with ancient lifeless things, like dinosaurs or meteorites. But behind that educational exterior, there are hidden laboratories where scientific breakthroughs...

This resource features a question and answer session in text format with Mike Rumsey, resident Mineralogist at the Natural History Museum. The questions are directed at understanding what it means to be a Mineralogist and to study rocks...

Explore the history, culture, science, and more via the Redwood National and State Parks.

Explore the history, culture, science, and more via the Redwood National and State Parks.

Students learn the importance of protecting pictographs as part of their geologic heritage by making their own paint using natural ingredients to create art.

This site offers an intuitive look at "Occam's Razor," the philosophical statement of the "principle of unnecessary plurality." Content focuses on the life and role of William Ockham; the history of this particular philosophy; as well as...