The Practical Machinist (www.practicalmachinist.com) is one of the best sites on the Internet to see what's on machinists' minds on a day-to-day basis. The web site offers a live community forum that ...

Pick the winning Practical Idea! Select the best Practical Idea in this issue by logging on to the associated URL. Winners receive an award of $100. An honorarium is paid for each item published in ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...