Our museum and library is closed today in celebration of Juneteenth.

Distillations magazine

Unexpected Stories from Science’s Past

Everyday Monsoons

Washes and other gaps in the Sonoran Desert.

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Distillations articles reveal science’s powerful influence on our lives, past and present.

Inventions & Discoveries

Patterning the World: The Rise of Chemically Amplified Photoresists

The rise of the digital age depended on integrated circuits made with new materials and techniques that could both increase performance and drive down cost.

Inventions & Discoveries

Mendeleev’s Legacy: The Periodic System

Mendeleev’s greatest achievement was not the periodic table so much as the recognition of the periodic system on which it was based.