AUSTIN -- National Instruments announced preliminary fourth-quarter revenue estimates set a quarterly record of $277 million, up 11% year-over-year.

WILSONVILLE, OR -- Mentor Graphics has extended its shareholder rights plan in advance of its planned expiration on Dec. 31, and increased the price per right by 25%, making a potential unwanted acquisition attempt more difficult.

NEVADA CITY, CA -- Demand for portable Internet connectivity devices such as cellphones, tablets, GPS devices, MP3 players and more is very strong, despite poor economic times. What these items have in common is that they all pack an enormous amount of functionality into a very small space.

BOSTON -- Halogen-free compounds might be "greener," but researchers are finding their metallurgical effects leave a lot to be desired.