] Samuel Madden, a researcher at the University of
] California Berkeley, and Wei Hong, a researcher at the
] Intel Research Laboratory at UC Berkeley, are
] co-developing TinyDB technology, which obtains
] information from a network of tiny wireless sensors.

TinyOS to control the sensors (also at Berkeley) and now TinyDB to accumulate the data. The page for the whole collection of projects is http://webs.cs.berkeley.edu/