It’s most commonly done on a lathe to round stock, but it can also be achieved on flat surfaces if you have the right tool. Of course, you can make one yourself.

4. Because 2-4 pairs and 5-7 pairs produce vertical walls of different heights, plateaus must be created by pairs of the same type.

The surreal display of physics relied on a pea-sized soft gel sphere’s finely tuned elasticity and its relationship to a vertical surface—in this case, a glass microscope slide.

Mitsubishi Electric Corporation (TOKYO:6503) announced today that it has developed an aluminum vertical flat tube (VFT) design that improves heat exch ...