World Nov 15

People walk on New York City street ahead of U.N. report that world's population nears 8 billion
Global population to hit 8 billion mark Tuesday, U.N. says

The upward trend threatens to leave even more people in developing countries further behind, as governments struggle to provide enough classrooms and jobs for a rapidly growing number of youth and food insecurity becomes an even more urgent problem.

If you had to choose between living in a hunter-gatherer society and pre-industrial England, which would you pick? The more violent hunter-gatherer society was better: you’d live just as long, with more dietary variety and fewer working hours. Economic historian…

With more than 130 exhibits from scientists, researchers and inventors around the globe, NextFest brings its vision of a new world's fair to New York City. The NewsHour's economics correspondent Paul Solman reports on the high-tech tools and toys of…