#10 Design
Look at the difference in the logo of the Google that you see on the Homepage of Google. The change is dramatic and very prominent. This is the real evolvement.

#9 Processing Speed
There is this huge improvement in the processing speed of Google. Today's Google is far more better then the older one. It can process millions of pages simultaneously compared to the older version which could only process 30-50 pages back then.

#8 The Name
Yes Google wasn't supposed to be Google. It was originally named as Backrub. The name was based on the system finding and the ranking pages based on back links.

#7 Exclamation
Initially, Google had this one similarity with Yahoo. It included Yahoo Like Exclamation mark on its Homepage. Now of course it doesn't exist anymore.

#6 Alignment Issues
Google wasn't always placed right in the center on its homepage. It was on the right side until March 2001.

#5 First Google Snack
The first Google snack was Swedish Fish. Today, it is famous for providing the gourmet food and snacks to its employ.

#4 Nooglers
We have this phenomena called Nooglers.Old and senior employees in Google are called Googlers while the new employees are called Nooglers.

#3 Hunger For more
How successful is google can be estimated by the fact that Google has averaged a new company acquisition each week since 2010. How brilliant is this Hunger of google for more?

#2 Youtube Saga
Denny's played a very important role in the entire YouTube-Google deal. Google acquired youtube via meetings at denny's.

#1 4 to 100 Million GB
Initially, Google was stored on 4 GB hard drive, now it, has over 100million GB of data.