When it comes to hard problems, computer scientists seem to be stuck. Consider, for example, the notorious problem of finding the shortest round-trip route that passes through every city on a map ...

Five years ago, mathematicians Dawei Chen and Quentin Gendron were trying to untangle a difficult area of algebraic geometry involving differentials, elements of calculus used to measure distance ...

The most comprehensive global environment assessment ever undertaken calls for a new approach to jointly tackle the most pressing environmental issues including climate change and biodiversity loss ...