As with so much in mathematics, the proof started with coffee. In September 2019, Kathryn Mann of Cornell University visited Kingston, Ontario, to give a guest lecture at Queen’s University. Afterward ...

A group of researchers at IBM and ETH Zurich have recently developed a tiny redox flow battery which may be used for both powering and cooling computer chips in the future. The battery measures ...

This high-resolution map of microwave light emitted only 380,000 years after the Big Bang defines our universe more precisely than ever before. The eagerly-awaited results from the orbiting ...