With SETI shut down, is the search for extraterrestrial life over?

This week, the SETI Institute announced that it would have to shut down its large radio telescope facility, called the Allen Telescope Array, near the California mountain town Hat Creek. For over a decade, SETI has used the 42 radio dishes in its array to scan the skies for possible communications from… »4/26/11 3:30pm4/26/11 3:30pm

Termite Gut Microbe Study: Cheap Cellulosic Ethanol Soon?

Wouldn't it be great if we had a super-cheap way to make ethanol out of cellulosic materials such as switchgrass and wood chips? The problem is that you need to turn the cellulose into simple sugars before you can ferment it into ethanol... but termites have managed the trick for gadzillions of years, so why not… »11/27/07 10:30am11/27/07 10:30am