Javed Mostafa in Scientific American:
In less than a decade, Internet search engines have completely changed how people gather information. No longer must we run to a library to look up something; rather we can pull up relevant documents with just a few clicks on a keyboard. Now that “Googling” has become synonymous with doing research, online search engines are poised for a series of upgrades that promise to further enhance how we find what we need.
More here.