Frederick Kirby of Natick, at 90, aeronautical engineer, youth sports coach  Boston HeraldFrederick James Kirby of Natick died Monday, March 25, at his home. He was 90. He was born in Boston and served in the Navy during World War II. Mr. Kirby . …

Zoom, one of the most anticipated tech IPOs of the year, has one key profit driver: engineers in China  CNBCZoom's large R&D presence in China, which is likely made easier by CEO Eric Yuan's Chinese background, is turning out to be a major cost s …