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...