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

Talk of annexation has Greenland in the news again. But due to quirks of cartography, some common maps show the territory ...

Rectangle Health, a leader in healthcare payment and technology solutions, begins 2026 with year-long momentum centered on tangible customer wins: faster reimbursements, simplified workflows, and ...

Mathematician finally solves infamous moving sofa problem popularised by Friends ‘pivot’ scene - Scientific American jokes ...