For more than a century, human drivers have relied on their eyes, ears, and reflexes to navigate roads.  Today, with the arrival of fully driverless cars, those biological sensors are being replaced by an array of advanced technologies that allow machines to perceive their surroundings in extraordinary detail. From laser-based lidar scanners to high-definition cameras, from radar units that see through fog to microphones that hear sirens, these sensors in driverless cars work together to give an … [Read more...]