A South Korean mathematician has solved a geometry puzzle that baffled experts in the field for nearly six decades.

A recent study provides answers to three seemingly disparate yet pressing cosmic dawn puzzles. Specifically, the authors show ...

The Great Pyramid of Giza is often treated as a monument of stone, but it also functions as a monument of numbers. I see at ...

Crude prices are low. Companies are being cautious. But huge reserves — particularly of the heavy, viscous oil Venezuela has ...