#9 U.S spies to build the world's biggest data center

The National Security Agency (NSA) is a cryptologic intelligence agency of the United States Department of Defense responsible for the collection and analysis of foreign communications and foreign signals intelligence, as well as protecting U.S. government communications and information systems, which involves information security and cryptanalysis/cryptography. NSA is said to be building a $2 billion data center in Utah that will be the world's first to store a store a yottabyte of data, reports Wired. A yottabyte equals 1000 zettabytes.

#8 Apple says its data center is greenest of them all

To power Apple's data center, the iCloud, the Cupertino tech giant has been building its on power station at Maiden, North Carolina. It was also an answer by Apple to Greenpeace who accused the company of being a big polluter.

Apple said that they are building their own facilities that will provide over 60 percent of the clean power the company needs. The company also added that they are building what will be the nation’s largest private solar arrays and the largest non-utility fuel cell installation operating anywhere in the country.

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