Do the computer-based exams that are increasingly prevalent in K-12 education measure skills and knowledge as accurately as traditional paper-based tests? With news that millions of students who took ...

A team of researchers in China claims to have made the first conclusive demonstration of ‘quantum advantage’ – using quantum mechanics to perform calculations that would be too slow on classical ...

Three, as Schoolhouse Rock! told children of the 1970s, is a magic number. Three little pigs; three beds, bowls and bears for Goldilocks; three Star Wars trilogies. You need at least three legs for a ...