LED streetlights coming to a town near you, now Cambridge

For months now, an internet search for lighting news has easily generated several articles from small, local newspapers reporting to their readership that LED streetlights are coming to town. From Hawaii to, as of recently, Massachusetts (the Patrick Administration...

Light Lesson: Focus on Lumens for Efficient Shopping

Still confused about shopping for energy-efficient light bulbs? Focus on lumens – helpfully emphasized on product packaging.   It is a common misconception that because more efficient lighting technologies, namely CFLs and LEDs – which, by law, will come to...

Why Lose an Hour of Sleep Only to Gain an Hour of Sunlight?

A while after I woke up Sunday at the crack of dawn (i.e. what I thought was 9 A.M.), I realized I should get a move on ASAP. My clock was wrong and Daylight Saving Time had begun earlier that morning at 2; it was really 10 A.M. (according to my state of residence, at...