Quantcast

Latest Jeff Tsao Stories

More Efficient Lighting Increased More Light Consumption
2012-08-06 18:17:38

Two researchers have reprised in the journal Energy Policy their groundbreaking finding that improvements in lighting — from candles to gas lamps to electric bulbs — historically have led to increased light consumption rather than lower overall energy use by society.

Image 1 - Four-color Laser Source Produces High-quality White Light
2011-10-27 04:57:44

Tests show new kid on block – diode lasers – eventually could challenge LEDs for home and industrial lighting supremacy.


Word of the Day
zill
  • One of a pair of round metal cymbals attached to the fingers and struck together for rhythm and percussion in belly dancing.
The word 'zill' comes from a Turkish word meaning "cymbals".
Related