An engineer’s utopia is similar to the world of Wall-E; machines that do all the work, while humans sit back and relax. Unfortunately this future has not arrived yet.

Researchers have developed a tiny new machine that converts laser light into work. These optically powered machines self-assemble and could be used for nanoscale manipulation of tiny cargo for ...

Find out how to use a rowing machine. Learn about what muscles you work, the health benefits of using a rowing machine, and mistakes to avoid.