The light bulb that has brightened the fire-department garage in Livermore, California, for the past hundred and fifteen years will not burn out. Instead, it will “expire.” When it does, it certainly ...

Is there a workable business model for products that are built to last, rather than to fall apart? This is an idea that I explored here in July, in a story about the L.E.D. quandary. That quandary, in ...

HIGH-DEFINITION television sets grow ever more sophisticated, but the colors on many of the screens are still created the old-time way: with tubes or bulbs that give off white light that is filtered ...

Over one million LED light bulbs light up nearly 15 acres of the Florida Botanical Gardens. "Holiday Lights in the Gardens" is a fan-favorite. It's also one of the Garden's biggest fundraisers of the ...

Princeton Tec calls its new Corona the brightest and most efficient headlamp on the market. That's a claim so lofty that after reading it once I felt obligated to give the headlamp a full test. My ...