“Somebody may be blocking the light beam, so there's no counting — sometimes for extended periods,” he said. “Or people may be walking side by side, and the system would count them as one, because ...

We're searching for undergraduate students dedicated to exploring the different ways business can be a force for good in society. Current students in their freshman, sophomore or junior year of a four ...

We asked the alumni below, celebrating a birthday today, December 19, "Where are you now?" Here's what they said ...