After a long-forgotten painting of Hercules and Omphale was punctured by glass and coated in debris during the 2020 explosion in Beirut, the monumental oil-on-canvas, painstakingly restored over ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. On June 10, 1854, Georg Friedrich Bernhard Riemann gave his classic lecture on curved space ...