As hard-line Pentecostalism spreads across Brazil, some drug traffickers in gang-controlled areas of Rio de Janeiro are using religion as an excuse to attack nonbelievers.
On the eve of its departure from Haiti after a 13-year stabilization effort, the UN faces accusations that its troops used excessive force to fight gangs, killing innocent bystanders.
Overuse of sand for construction and industry is harming the environment and fueling violence around the world. Scientists explain why we need international rules to regulate sand mining and use.
July 30 marks the United Nations’ World Day Against Trafficking in Persons. How can computer scientists help combat this problem?
Ross William Ulbricht, the tech-savvy Texan who created the Silk Road, was sentenced to life in prison without parole on charges that equated him with a mafia boss.