When changing a light bulb is a really big deal

By 2020-09-14Science & Tech
Image copyright Chris Baraniuk
Image caption St John’s Point lighthouse

“There is something you can’t replace with an LED,” says Eileen Peters. But she’s not talking about the ambience in her home.

Mrs Peters is referring to the 176-year-old St John’s Point lighthouse on the County Down coast in Northern Ireland – which is earmarked to have its old filament light source replaced with a more modern LED. She and fellow filament enthusiasts argue that ... Read even more

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