Led
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World
The Paradox Holding Back the Clean Energy Revolution
With its 1.2 million LED lights shining brightly against the Las Vegas night, the Sphere may well be the ultimate symbol of 2020s excess. But that gigantic entertainment venue — which doubles as the world’s biggest screen — is also something else: a ...
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World
A Brief and Futile Argument in Defense of the Incandescent Bulb
When Thomas Edison was working on the incandescent lamp in 1879, he purportedly said, “We are striking it big in the electric light, better than my vivid imagination first conceived. Where this thing is going to stop, Lord only knows.” That heavenly ...
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Business
Rebecca Blumenstein, a Senior Times Editor, Takes a Top Role at NBC News
The appointment of Ms. Blumenstein, a deputy managing editor at The Times, is a part of a broad overhaul of the news division at NBCUniversal.