By The US News Desk Artificial intelligence has spent decades in science fiction, promising futuristic worlds where machines handle much of the work humans once...

When millions of students spend years preparing for one of India's toughest examinations, they expect a fair contest. What they don't expect is that the examination itself may be compromised, forcing them to relive months of...

Few debates have shaped American politics more profoundly than the question of who should hold power: the federal government or the states. From healthcare and immigration to education and environmental regulations, disagreements over authority continue to influence...