by Glenn CHAPMAN Agence France Presse SAN FRANCISCO, United States (AFP) — Using a raised eyebrow or smile, people with speech or physical disabilities can now operate their Android-powered smartphones hands-free, Google said Thursday. Two new tools put machine learning and front-facing cameras on smartphones to work detecting face and eye movements. Users can scan their phone screen and select a task by smiling, raising eyebrows, opening their mouth, or looking to the left, […]