In 2001, Google obtained Deja News, the administrators of a huge file of materials from Usenet.[91][92] Google rebranded the document as Google Groups, and before the year's over, it had extended the history back to 1981.[93][94] 

In April 2003, Google procured Applied Semantics, an organization spend significant time in making programming applications for the web based publicizing space.[95][96] The AdSense logical promoting innovation created by Applied Semantics was embraced into Google's promoting efforts.[97][94] 

In 2004, Google obtained Keyhole, Inc.[98] Keyhole's eponymous item was later renamed Google Earth. 

In April 2005, Google obtained Urchin Software, utilizing their Urchin on Demand item (alongside thoughts from Adaptive Path's Measure Map) to make Google Analytics in 2006. 

In October 2006, Google reported that it had obtained the video-sharing site YouTube for $1.65 billion in Google stock,[99][100] and the arrangement was concluded on November 13, 2006.[101][102] 

On April 13, 2007, Google achieved a consent to gain DoubleClick for $3.1 billion, exchanging to Google profitable connections that DoubleClick had with Web distributers and publicizing agencies.[103] The arrangement was affirmed in spite of hostile to confide in concerns raised by contenders Microsoft and AT&T.[104] 

Notwithstanding the numerous organizations Google has bought, the firm has banded together with different associations for research, publicizing, and different exercises. In 2005, Google collaborated with NASA Ames Research Center to fabricate 1,000,000 square feet (93,000 m2) of offices.[105] 

In 2005 Google banded together with AOL[106] to upgrade each other's video look administrations. In 2006 Google and Fox Interactive Media of News Corporation went into a $900 million consent to give inquiry and publicizing on the then-prominent long range interpersonal communication site MySpace.[107] 

In 2007, Google started supporting NORAD Tracks Santa, dislodging the previous support AOL. NORAD Tracks Santa indicates to pursue Santa Claus' advancement on Christmas Eve,[108] utilizing Google Earth to "track Santa" in 3-D for the principal time.[109][110] 

In 2008, Google built up an organization with GeoEye to dispatch a satellite furnishing Google with high-goals (0.41 m monochrome, 1.65 m shading) symbolism for Google Earth. The satellite was propelled from Vandenberg Air Force Base on September 6, 2008.[111] Google likewise declared in 2008 that it was facilitating a chronicle of Life Magazine's photographs.[112][113] 

2010– present 

In 2010, Google Energy made its first interest in a sustainable power source venture, putting $38.8 million into two breeze cultivates in North Dakota. The organization declared the two areas will produce 169.5 megawatts of intensity, enough to supply 55,000 homes. The ranches, which were created by NextEra Energy Resources, will diminish petroleum derivative use in the locale and return benefits. NextEra Energy Resources sold Google a 20% stake in the venture to get subsidizing for its development.[114] In February 2010, the Federal Energy Regulatory Commission FERC conceded Google an approval to purchase and offer vitality at market rates.[115] The request particularly expresses that Google Energy—a backup of Google—holds the rights "for the offer of vitality, limit, and auxiliary administrations at market-based rates", yet recognizes that neither Google Energy nor its offshoots "possess or control any age or transmission" facilities.[116] The company practiced this approval in September 2013 when it reported it would buy all the power delivered by the not-yet-fabricated 240-megawatt Happy Hereford wind farm.[117] 

Additionally in 2010, Google bought Global IP Solutions, a Norway-based organization that gives electronic video chatting and other related administrations. This procurement empowered Google to add phone style administrations to its rundown of products.[118] On May 27, 2010, Google reported it had likewise shut the obtaining of the portable advertisement arrange AdMob. This happened days after the Federal Trade Commission shut its examination concerning the purchase.[119] Google procured the organization for an undisclosed amount.[120] In July 2010, Google consented to an arrangement with an Iowa twist homestead to purchase 114 megawatts of vitality for 20 years.[121] 

On April 4, 2011, The Globe and Mail announced that Google offer $900 million for 6000 Nortel Networks patents.[122] 

On August 15, 2011, Google made its biggest ever securing to-date when it declared that it would gain Motorola Mobility for $12.5 billion[123][124] subject to endorsement from controllers in the United States and Europe. In a post on Google's blog, Google Chief Executive and fellow benefactor Larry Page uncovered that the securing was a vital move to reinforce Google's patent portfolio. The organization's Android working framework has experienced harsh criticism in an all inclusive patent fight, as Apple and Microsoft have sued Android gadget producers, for example, HTC, Samsung, and Motorola.[125] The merger was finished on May 22, 2012, after the endorsement of China.[126] 

This buy was made to some extent to enable Google to pick up Motorola's significant patent portfolio on cell phones and remote advancements, to help ensure Google in its progressing patent question with other companies,[127] basically Apple and Microsoft,[125] and to enable it to keep on openly offer Android.[128] After the procurement shut, Google started to rebuild the Motorola business to accommodate Google's technique. On August 13, 2012, Google declared plans to lay off 4000 Motorola Mobility employees.[129] On December 10, 2012, Google sold the assembling tasks of Motorola Mobility to Flextronics for $75 million.[130] As a piece of the assention, Flextronics will fabricate undisclosed Android and other versatile devices.[131] On December 19, 2012, Google sold the Motorola Home business division of Motorola Mobility to Arris Group for $2.35 billion out of a money and-stock exchange. As a piece of this arrangement, Google procured a 15.7% stake in Arris Group esteemed at $300 million.