Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

Researchers from Skoltech, the University of Potsdam, and the Massachusetts Institute of Technology have discovered a ...

Quantum mechanics has at last been formulated exclusively with real numbers, bringing a mathematical puzzle at the heart of ...

Insects that tuck away their wings using origami creases have inspired foldable structures for drones and solar panels that ...

Achieve reports a HELOC allows homeowners to borrow against home equity for expenses like debt consolidation, with flexible ...