Box.net, a cloud service for online file sharing, content management and collaboration, raised $48 million in a Series D round led by Meritech Capital Partners, with participation from new investors Andreessen Horowitz and Emergence Capital Partners along with previous investors Draper Fisher Jurvetson, Scale Venture Partners and US Venture Partners.
Over the weekend, Foursquare hosted its very first hackathon at General Assembly, an “urban campus for entrepreneurs” in New York; the winning hack was The Dealio, which lets users leave messages for each other at venues.
Payment technology platform Fuze Network raised $1.2 million in seed funding led by Metamorphic Ventures, Kickstart Seed Fund, and several angel investors.
Mobile gaming startup Grey Area closed €1.9 million ($2.5 million) in Series A from Index Ventures, London Venture Partners and Initial Capital.
Hipmunk, a startup with a new innovative way to search for flights, launched its very first mobile application, for iPhone and other iOS devices.
A new study in the Journal of the American Medical Association (JAMA) looks at the effects of cell phone radiofrequency signals on brain activity. The study finds that brain activity increases in the area that is closest to the antenna.
Media Chaperone, developer of a Facebook app (Piggyback) that lets parents monitor their children's social gaming activity, raised $1 million.
The Securities and Exchanges Commission opened an investigation to see whether there are conflicts of interest in the unregulated secondary market, which has shot into prominence over the last year for originating what seem wildly high valuations for private companies like Facebook and Twitter.
Syncapse, a social media management platform for the enterprise, closed a $25 million Series C funding round with ABS Capital.
Disney acquired Togetherville, a social network for kids and their grownups. Terms of the deal were not disclosed.
Transphorm raised a $20 million Series C round led by Google Ventures, with help from existing investors Kleiner Perkins, Foundation Capital, and Lux Capital.