Facebook's advertising system provokes questions about how companies share data.
A startup claims to read people's minds while they view ads.
How might expanding Google's cloud-computing service alter the digital world?
An MIT spinoff is finally ready to begin testing smart implants for drug delivery and sensing.
New models of the human liver will help uncover toxicity problems before drugs reach the clinic.
A Denver company finds a good use for high-frequency harmonics.
Kovio's system for printing inorganic transistors could lead to large-area displays and cheap smart cards.
Nokia's Enpocket acquisition paves the way for contextualized mobile advertising.
Blue Source demonstrates a remediation system that could capture carbon dioxide at advanced coal plants.