What is ‘stick flex’ in hockey? How NHLers use it to maximize their games, and how it works

In today's NHL, players don't have to rely on force for their shots — they let "the stick do the work." Here's the science ...
Tech Xplore on MSN

Liquid metal powers a whole new kind of motor

Researchers at UNSW have developed a new type of motor that spins, not with rigid components, but with a droplet of liquid ...