As for soft white, that “goes back to the incandescent era, where the light emitted from your standard household [bulb] was marketed as ‘soft white light,’” Tasha Campbell, a senior ...

HERR VON PETERSEN, the engineer of the Zoological Station in this town, recently having occasion to use a powerful light, took advantage of the apparatus described in NATURE (vol. xxvi. p. 108 ...

British inventors began experimenting with electric lighting in the 1830s, working on so-called arc lamps, while other scientists around the world focused on developing a functioning incandescent ...

Incandescent lamps appear resistive, but the actual resistance is determined by the bulb’s filament temperature. 3 For example, a 6.3-V, Type 47 bulb has a DC resistance of about 45 Ω when it ...

IT is I believe well known that a method of obtaining light by means of incandescent platinum was patented by A. Cruckshanks in 1839. The following extracts from his specification (No. 8141) will ...

Kevin Szmyd, a 25-year-old software engineer from New Hampshire, spent $1,700 on 4,800 incandescent light bulbs for the next 75 years as the federal government banned them in August.

This collector had a light-bulb idea. When Kevin Szmyd realized that incandescent lightbulbs were now essentially banned in the US, he knew he needed to get moving.. Szmyd, 25, has no interest in ...

A 25-year-old software developer named Kevin Szmyd said he spent about $1,700 on incandescent light bulbs to avoid ever having to switch to LEDs. Business Insider Subscribe Newsletters ...

In 2013, the efficiency regulations booted out the 75-watt incandescent bulb, and by 2014, 40- and 60-watt bulbs were also out, leaving LEDs, and the less popular 43, 72, and 150-watt incandescent ...

In fact, according to the DoE, “a typical incandescent lamp lasts about 1,000 hours” while “good-quality white LED lighting products are expected to have a useful life of 30,000 to 50,000 ...

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 ...