When you look up at the blue sky, where are the stars that you see at night? They’re there but we can’t see them. A firefly flitting across a field is invisible to us during the day, but at night we ...

In December 2022, the President Joe Biden's administration proposed a new rule that, if enacted, would nearly triple the current minimum light bulb efficiency level of 45 lumens per watt to over 120 ...

The Nevada Legislature is considering banning the sale of fluorescent light bulbs, legislation that could start to take effect in 2025 if passed. Assemblywoman Selena La Rue Hatch, D-Reno, introduced ...

Compact fluorescent light bulbs, long touted by environmentalists as a more efficient and longer-lasting alternative to the incandescent bulbs that have lighted homes for more than a century, are ...

In a common kind of fluorescent tube, a high voltage tears some electrons away from mercury vapor atoms—it's a brief pulse, so that mostly certain electrons and their band of transition energies are ...

Even though the transition to LED lighting is well under way, there are lots of TV stations that still depend on studio fluorescent lights. I know this, in part, because I helped put them up with ...

DayGlo fluorescent pigments, a new class of pigments based on fluorescent dyes and polymeric materials, were developed between the 1930s and 1950s by scientists at Switzer Brothers, Inc. (now Day-Glo ...

The Biden administration is unveiling a new proposed rule that, if enacted, would effectively phase out compact fluorescent light bulbs and move the US light bulb markets decisively to more ...

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