Some 55 percent of the world's population lives in urban areas, with that number expected to rise to 68 percent by 2050.

Congolese President Felix Tshisekedi called Wednesday for sanctions against Rwanda over its alleged support for rebels in the ...

National Security Correspondent Ben Wolfgang takes a deep look at how Mr. Biden will now spend his final few months in office ...

Two railroad lines, two tragedies. Two young women who were killed by trains while walking across the tracks in the Chicago area this year were not the first ...