Baidu, also known as the company that is often times coined as “the Google of China,” has launched a beta version of their first web browser. The browser looks suspiciously just like the Google Chrome browser. The Baidu web browser has a single web address toolbar at the top and the browser home page gives access to an app market just like the Chrome Web Store. Opened applications appear in a new tab. Baidu’s new web browser can be downloaded to Windows XP, Vista, and Windows 7 users only so far. [CNET]

Tango is a company that has produced mobile video desktop software. Tango has raised $42 million in Series B to take on competition like Skype and ooVoo. This round of funding was led by Draper Fisher Jurvetson. The company has raised a total of $47 million. Tango initially launched with a focus on mobile, but now they are switching gears and enhancing the strength of their desktop app. Tango currently has about 18 million users on their mobile device. Tango now has about 60 employees company-wide. [GigaOM]

Game streaming startup company Gaikai has raised $30 million in a third round of funding. Games are stored in the cloud and is delivered through high-speed Internet connections when on demand.

Commercial open source software company Acquia has raised $15 million in series D. Acquia provides products, services, and tech support for Drupal. The company now has $38.5 million in total funding.

WAN-optimization company Riverbed Technology, Inc. (NASDAQ:RVBD) has acquired Zeus Technology for $110 million. Riverbed’s application performance will be expanded as a result. Riverbed is best known for helping speed up data transmission. Riverbed also recently acquired web content acceleration company Aptimize for an undisclosed amount. Zeus developed software that handles load balancing and traffic management solutions for virtual and cloud environments. [GigaOM]

Nvelo Inc. has raised $6.6 million in Series A funding. Nvelo plans on using the funding to expand their Dataplex product line and to launch a server storage caching product. The funding was led by SKS Capital. Cadence Design Systems Inc. (NASDAQ:CDNS) has equity in Nvelo as well. [Bizjournals]

Justin Bieber has joined iPhone photo service Instagram, posting under the username “swagisme.” The teen pop idol chose to upload this photo of some unsuspecting cars with the caption “LA traffic sucks.” [instagr.am]

Zynga recently made an amended IPO filing that confirms that Google has invested in the social gaming company. I wrote about that deal in July 2010 and the amended filing confirms it.