If you need “a new word processor” for the upcoming semester, consider this high-tech—but still low-cost—spin on that old No. 2 yellow: the Sharpie Liquid Pencil. Its liquefied graphite slides onto ...

When Scripto, Inc. and Parker Pen Co. each announced that they had a new kind of pencil that writes with liquid graphite and never has to be sharpened (TIME, Feb. 7), everyone in the industry expected ...

For a half century, scientists have agreed that pure lithium metal—the lightest metal on the periodic table and jam-packed ...