JoelKatz writes: The Cannae Drive operates by using microwaves to produce thrust, apparently without pushing against anything at all. A way to convert energy into momentum is the holy grail of space propulsion, and this might just be it.
JoelKatz writes: "Microsoft has just released a beta Windows XP service pack (SP3) to Vista SP1 and Windows 2008 beta testers. The final release is of the final service pack for Windows XP is expected in the first half of next year. A public beta is expected shortly."