Polyhedrons come in all shapes and sizes. Anything that has multiple faces joined at their edges can be a polyhedron. Picture Earth as a six-sided cube. Or as a triangular pyramid with four faces ...

Mr. Litt was a speechwriter for President Barack Obama. Before leaving for the airport to catch my flight to Milan, I bought one full-size American flag, four 8-by-12-inch flags and two backup smaller ...

Since news broke last week that Germany’s largest public pension fund and its partner, Michael Shvo, had contracted to sell San Francisco’s Transamerica Pyramid to a Cyprus-based investment firm, ...

A 3,700-year-old Babylonian clay tablet reveals the oldest known trigonometric table, showing ancient scribes used precise triangle ratios.

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This tan paper model is a dissection ...

Medi-Cal provides health care coverage to people in California who have a low income, while Medicare is a nationwide program that covers seniors and people with certain disabilities. Eligibility for ...