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

Researchers at TU Wien have developed numerical models to simulate the movement of fluids in porous materials.

Christoph Thiele and Floris van Doorn from the University of Bonn have been awarded an ERC Synergy Grant of 6.4 million euros ...

Mathematician Grigori Perelman solved the Poincaré conjecture, and then rejected the $1 million prize that came with it.

Our basement bedroom has a huge desktop computer that we never use except to dust. Why are we keeping it? A recent CNET survey found that nearly a third of us are hoarding old electronics, because ...