Google's exec chairman wants to support big ideas for big problems
Just disclosed Project Tango 3D smartphone effort may just be scratching the surface for Google
Virginia Tech scientists study bats' flexibility, control to help in creation of micro flying bots
Humanoid robot in training to put in IVs, sutures and perform surgeries on space station, Mars voyages
Purchase of messaging app company also seen as boosting Facebook's mobile presence
One-third of Americans think it could happen within a decade
MIT researchers build software that will enable robots to work, communicate together
Company has said it continually experiments; no comment on this one
With the Internet and texting, you may think your sweetie is even sweeter
