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

Researchers have combined the Dijkstra and Bellman-Ford algorithms to develop an even faster way to find the shortest paths ...

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

It can be tempting to only pay the minimum amount due on your credit card bill each month, but doing so can come with a cost. The minimum payment is the smallest amount of money that you have to pay ...

Need more time to file taxes? Fill out IRS extension Form 4868 mapodile / Getty Images Taxpayers unable to file their federal income tax return by the filing deadline can apply for an extension with ...