The police have written to the PWD seeking that the yellow sodium vapour lamps be replaced with LED lights along Red Road, ...
Vapor-phase synthesis, a technique used to create very pure and scalable nanomaterials and coatings, has great promise for ...
This month we’ve got a jam-packed SCW Q&A for you, with topics ranging from the eventual demise of La Niña to mysterious high ...
A cold snap, rising bills and stale air have pushed households to hunt for fixes that tame creeping damp at speed. Now a nineteenth-century blend from ...
On November 2, 2025, a video filmed by X user Colleen captures downtown Los Angeles bursting with light and color following the Dodgers’ World Series victory over the Yankees, from a high vantage near ...
To eradicate ‘dark spots’ in the national capital and ensure the safety of commuters, especially women, the Public Works Department (PWD) has decided to replace all the existing yellow sodium vapour ...
Abstract: In this paper, a low-cost electronic ballast for high-pressure sodium vapor lamps is presented. The proposed ballast is a two-stage circuit that requires only one switch and one inductor for ...
The yellow light of sodium vapour lamps in street lights will soon be a thing of the past in the city. The project to replace all energy-guzzling sodium vapour lamps with LED lights has finally taken ...
Communities along the Great Lakes are preparing for the annual mayfly season, but water temperatures may not be warm enough quite yet for the fishflies to produce massive swarms. "The timing of mayfly ...
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