Carnegie Mellon computer searches web 24/7 to analyze images and teach itself common sense
Facebook privacy changes lead to more data being shared
Grammar undermines password security
Water-mining lunar robot revealed
Geoengineering 'feasible and affordable'
Smart headlights shine around the rain
New technology delivers smarter touchscreens
Video game tech adapted for real world driving
What words get you censored in China?
Quarter of tweets 'not worth reading'
Image matching software recognises photos, paintings, sketches
New touchscreen technology gives users more control
Disney system allows projected animations to interact
OmniTouch turns any surface into a touchscreen
App grabs personal data using facial recognition