According to Israeli businesspaper Calcalist (in Hebrew), Microsoft has acquired San Mateo, California-based video search technology company VideoSurf for about $70 million.

We’ve confirmed the acquisition with multiple sources, although we haven’t been able to nail down the exact price (yet). One source who requested anonymity pegged it at $70 million too, though.

VideoSurf raised $28 million from a couple of tech heavyweights, including Facebook COO Sheryl Sandberg and her husband, SurveyMonkey CEO David Goldberg, along with Al Gore and Current Media CEO Joel Hyatt and other investors, including Pitango VC and Verizon Ventures.

Read more at TechCrunch Europe.