A team led by researchers at the University of Oxford has created the most complete map of the world's rivers ever made, ...

A federal appeals court foreclosed on Wednesday one of the main remaining means by which civil rights activists could enforce ...

In this new work, the scale of the simulations demanded a computational effort comparable to running 140,000 computers at the ...

Democrats have asked the Wisconsin Supreme Court to invalidate the state's congressional map as illegally advantageous to ...