Tim O’Reilly has published an analysis of sales from his online Safari line against sales of print books from Bookscan. Not surprisingly, selling online allows him to move a lot more product down at the end of the long tail.

Granted it’s Oklahoma, but this zero net energy home is still only slightly more expensive than similar houses built using less environmentally sensitive technologies.

The U.S. military is testing a wearable system for recording a soldier’s environment when on patrol, with the intention of better determining what happened in a combat situation.

OK, so there’s no mash-ups yet to tell you where to get a good burger or refuel the FTL drive. But the latest three-dimensional map of the known universe is the biggest and most detailed yet, and may help to pin down that ‘dark matter’ stuff that may or may not make up a huge percentage of everything.

For obvious reasons, toxic substances are a no-go area for new medical methods. But everyone wants a piece of the nanotube action, so researchers at the University of California have been coating them with synthetic polymers that mimic molecules found in the human body. A big step along from sugar-coating the pills.