AFTER a streetlight opposite his home stopped working, your columnist started noticing others on his California hillside that had also gone dark. Twice he reported the matter, to no avail. Then, after ...

YOU MIGHT like to consider the idea of everlasting light bulbs from the economist's, rather than the engineer's, point of view. During the 1970s the industry was subject to investigation by the ...

Look around the room -- you probably can count at least five items that require a bulb or battery. Now imagine how much easier (and cheaper) your life would be if there were batteries and light bulbs ...