Zach MinersU.S. Correspondent, IDG News Service

Zach Miners covers social networking, search, and general technology news for the IDG News Service, and is based in San Francisco.

tweetdeck

Twitter improves security for shared accounts

TweetDeck users can give others access to an account without providing the account password.

underarmour

Under Armour snaps up MyFitnessPal to become largest health tracker

MyFitnessPal and Endomondo give Under Armour access to a valuable new pot of health data.

uber driver

Uber to develop self-driving cars, butting heads with Google

The companies look set to become rivals, with Google reportedly building a ride-hailing app

twitter vine kids

Twitter's Vine Kids app is amusing for grownups too

Vine's new kid-oriented app likely has bigger plans.