The intact tomb of an Egyptian royal physician, Tetinebefou, is discovered. Its paintings are so vivid they look like recent ...

Egypt, third millennium b.c. The Great Pyramid of Giza is both the oldest of the Seven Wonders and the only one still standing. Built by the pharaoh Khufu (reigned ca. 2551–2528 b.c.) to serve as his ...

A 3D shape with all straight edges and flat faces is a polyhedron. Other 3D shapes with least one curved surface are not polyhedra. A 3D shape with regular polygonal faces, meeting at equal angles, is ...

A majestic row of five circular pyramids known as yácatas dominates a promontory overlooking Lake Pátzcuaro in the western Mexican state of Michoacán. Embodying the former might of the Purépecha ...

Ground-penetrating radar has helped archeologists identify buried wonders below the surface. Now, a study from Japanese and Egyptian researchers reveals the discovery of an L-shaped structure along ...

Jennifer Simonson is a business journalist with a decade of experience covering entrepreneurship and small business. Drawing on her background as a founder of multiple startups, she writes for Forbes ...

If you could save lives by producing vaccines in transgenic bananas, would you? In the debate over large-scale commercialization and use of GMOs, where should we draw the line? Vaccines Tobacco ...