The writing sure seems to be on the wall for Google+. A few days after Google+ boss Vic Gundotra suddenly announced his departure from the company, Google has begun testing a new sign-in button ...

Since December, the single sign-on button has supported all three account types. In that sense, the blue button just offers a fuller picture of what Google’s identity platform now encompasses.

Google adding a "buy button" on its smartphones 01:10. Google continues its push to improve its mobile presence by adding a new feature: an Amazon-like "buy" button.

Turns out there is. A relatively new Google feature lets you ditch your Google password (well, for the most part, anyway) and sign in to your account with a few taps on your Android phone or iPhone.

Google announced a change to mobile search results. May result in more traffic to websites. ... Previously, a user would have to click a next button and then wait for another Google page to load.

One is the streamlined “Sign in or up with Google” option button. Like magic, this method offers a convenient way to join sites without entering an email address and a unique password.

You’ve probably seen it on lots of apps and websites: buttons urging you to sign in with your Google or Facebook account. Sometimes it’s to let you share files, photos or emails. Other times ...