Most of the Office applications let you insert shapes. One shapes is a line; however, laying a straight line can be tricky. Test it for yourself. In any application, display the Drawing toolbar by ...

VI I NOW come to the second of the parallel motions I said I would show you. If I take a kite and pivot the blunt end to the fixed base and make the sharp end move up and down in a straight line, ...

Researchers have made molecules organise themselves into straight lines, paving the way to create nanotech circuit boards. Researchers at the University of Wisconsin have come up with a way to ...