SignalGuru: Social Network for Cars Research Project Found 20% Gas Savings

If leaves can have a social network, why not cars? And, what if this network could reduce the amount of fuel your car burns by 20%? That’s what researchers at MIT and Princeton found when a smartphones mounted on car dashboards were used to form a network that collected information about traffic lights and advised drivers to slow down to avoid waiting at red lights.

SignalGuru: Leveraging Mobile Phones for Collaborative Traffic (PDF – research paper presented at the ACM’s MobiSys conference)