The line to get permission to legally work and live in the U.S. is getting longer, frustrating immigrants and putting them at greater risk of deportation.
Canada's close economic ties with the U.S. are now a "weakness," not a strength, Prime Minister Mark Carney says. In a video address to the nation, he outlines plans to expand trade beyond America.
Swiss scientists have published research showing AI-informed robots can learn how to self correct and teach other robots how to behave. It raises questions of consciousness in artificial intelligence.