Google already has 20,000 employees in Mountain View, and now is planning a new, bigger headquarters

Search engine to repackage information on 400 most Googled health conditions.

Google's "white-hat" hacker Parisa Tabriz fights the good fight.

Deal with Twitter means tweets will show up in real time via Google search.

Google builds relationships as it teaches companies how to improve online presence.

The search business is huge, and it's kept mobile rivals together … for now.

Google may be making deals with T-Mobile, Sprint to sell its own wireless service.

"Everybody who touched the Glass did not become an evangelist." That was a problem.

Google Glass may still have a future, just not in its present form.

Google enters the crowded field of domain-name registration.