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 ...

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 ...

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 ...

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 ...