Abstract: In recent years, with a remarkable increase in urban rail transit operations, the issue of energy efficiency in train operations has attained increasing attention. In this study, a two-stage ...

Space systems are an integral part of modern war fighting. Militaries use them to conduct everything from reconnaissance to communications and data transfers, mission planning, and maintain ...

WASHINGTON — The Trump administration has begun detailed planning for a new mission to send American troops and intelligence officers into Mexico to target drug cartels, according to two U.S.

Multiple immigration enforcement operations in Chicago and the suburbs last week and over the weekend are raising questions about if actions from federal Border Patrol and ICE agents are in violation ...

Designed with Amazon’s front-line employees in mind, these innovations reduce repetitive tasks, improve safety, and boost productivity—while speeding up delivery. Every time we innovate across ...

Internal documents show the company that changed how people shop has a far-reaching plan to automate 75 percent of its operations. Internal documents show the company that changed how people shop has ...

Abstract: To address the inefficiencies in airport operations caused by fragmented key resource scheduling, a deeply integrated joint scheduling model with considering the interactions among runways, ...

Iran became a pioneer in gender transition operations by forcing procedures on L.G.B.T.Q. Iranians. Desperate for cash, the Islamic republic is hoping to attract trans patients from around the world.

Gen. Bryan Fenton expressed thanks and gratitude to his fellow special operators Friday as he retired from a three-plus-decades-long career as an Army Special Forces officer. He last served as ...

California became the first state to ban most law enforcement officers, including federal immigration agents, from covering their faces while conducting official business under a bill that was signed ...

A federal judge ruled Tuesday that National Guard troops ran afoul of the law in Los Angeles when President Trump deployed them in June after immigration protests that turned violent. U.S. District ...

Jim Abeles and Kat Topaz had a dream: to get out of the rat race and become farmers. But the couple, who both used to work in publishing and tech, didn’t realize how hard it would be to make a living ...