A century-and-a-half-year-old theory holds that transplanting a species into a cold climate does more than make them grow a fur coat. It might change the dimensions of their bodies. We still think ...

Never try telling a quantum physicist that near enough is good enough -- Researchers have invented a technique that, for the first time, measures lengths as accurately as the laws of physics allow.

Flash Physics is our daily pick of the latest need-to-know developments from the global physics community selected by Physics World‘s team of editors and reporters Close call: artist's impression of ...

Multitudes of amateur chefs will soon enjoy perfect al dente pasta and cleaner kitchen walls, as new research shows how measurements with a ruler—not the mythologized throwing against the nearest ...