The World's Most Innovative Companies: 
1. Apple: For dominating the business landscape, in 101 ways 
2. Twitter: For five years of explosive growth that have redefined communication 
3. Facebook: For 600 million users, despite Hollywood 
4. Nissan: For creating the Leaf, the first mass-market all-electric car 
5. Groupon: For reinvigorating retail.For reinvigorating retail -- and turning down $6 billion 
6. Google: For instantly upgrading the search experience 
7. Dawning Information Industry: For building the world's fastest supercomputer 
8. Netflix: For streaming itself into a $9 billion powerhouse 
9. Zynga: For being the $500 million alpha dog of social gaming 
10. Epocrates: For giving doctors and nurses instant drug reference