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

Tessellations aren’t just eye-catching patterns—they can be used to crack complex mathematical problems. By repeatedly reflecting shapes to tile a surface, researchers uncovered a method that links ...

After almost sixty years of stumping progress in geometry, a Korean mathematician has cracked a problem that generations of ...

Neuromorphic computers, inspired by the architecture of the human brain, are proving surprisingly adept at solving complex ...

He solved one of the hardest problems in mathematics — a million-dollar challenge that had defeated everyone for decades.