My uncle's quest for a beer-fetching robot

A chip engineer's simple dream--to build a robot that can bring him a cold one--turns into a years-long home-brewed robotics project.

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Twitter flips order of some tweets, users flip out

Changes to Twitter's timeline could make the social network more appetizing to some -- and confusing to others. Meanwhile, LG teases an "always-on" screen for the G5 phone.

by Bridget Carey