VANCOUVER, British Columbia (AP) — International Tower Hill Mines Ltd. (THM) on Thursday reported a loss of $667,000 in its third quarter. The Vancouver, British Columbia-based company said it ...

Garfield in 1881 Diagram to explain Garfield's proof of the Pythagorean theorem ...

Hundreds of years before a Greek scholar outlined his proof of the Pythagorean theorem, ancient Chinese scholars proved it using just 17 characters, a renowned Chinese mathematician highlighted in ...