If you are like us, your family has already started asking you what you want for Christmas/Hanukkah/insert your mass-consumption holiday of choice here. And while we like getting presents, we really, really, honestly, we promise, do not need that muc... View More
This post first appeared in Grist on January 8, 2013.LEDs are already much more efficient than any other light bulb out there, but a group of scientists figured out how to make them a whopping 55 percent more efficient — by looking at fireflies. ... View More