#leds

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Higher education
fromtheregister
10 hours ago

Grad-to-be turns graduation cap into Rust-powered light show

A computer science student built a flameless LED graduation cap that lights when the tassel moves, using a reed switch and magnet.
Los Angeles
fromLos Angeles Times
6 days ago

L.A.'s golden streetlights have turned harsh white. Homeowners aren't happy

Harsh blue LED streetlights in Los Angeles are replacing warm light, creating surveillance-like feelings, sleep disruption, and potential impacts on home comfort and resale value.
Environment
fromNew York Post
1 year ago

Should you turn off lights at home? Energy experts reveal the surprising truth

Turning off lights may not save money depending on the type of bulbs used.
CFLs can have shorter lifespans if turned off frequently, while LEDs are more efficient regardless of usage.
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