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

A research team led by NIMS has, for the first time, produced nanoscale images of two key features in an ultra-thin material: ...

Machine learning is the ability of a machine to improve its performance based on previous results. Machine learning methods enable computers to learn without being explicitly programmed and have ...

We show that, compared with surgeon predictions and existing risk-prediction tools, our machine-learning model can enhance ...