Toyota issued a safety recall for 3.8 million Lexus and Toyota cars because of potentially deadly floor mats. In statements released Tuesday, the world's largest automaker and the National Highway Traffic Safety Administration warned drivers to remove the mats or risk a forced-down accelerator pedal that could lead to a fatal crash.

Google's real-time collaboration platform, Google Wave, is gearing up to take on more beta testers. Come September 30 (this Wednesday), Google Wave will be made available to some 100,000 users. To date, the pre-release version has only been handled by developers and selected testers.

Demonstrating that it remains on schedule for developing smaller and faster chips, Intel on Tuesday showed off technology not due until 2011 and demonstrated a desktop chip due in about a year, that will run Microsoft's Windows 7 operating system.