And then it got me.” A handful of decades and an MIT physics doctorate later, Tan is the chief science officer (CSO) of ...

Abstract: The integrated scheduling problem of cranes and automated guided vehicles (AGVs) in automated container terminals is a crucial area of concern for ports. In the terminal with AGV-supports in ...

Abstract: In railway transportation systems, train section running times are usually uncertain due to the influence of various complex factors, making rescheduled timetables difficult to use ...

Homeland Security Secretary Kristi Noem said President Trump had ordered the program to be suspended after it emerged that the shooting suspect had used it to obtain a green card. By Madeleine Ngo and ...

Ottawa is cancelling the intakes of two economic immigration programs in its attempt to manage backlogs and reduce immigration levels. Nicholas Keung is a Toronto-based reporter covering immigration ...