An ancient African tree is providing a new 'superfood' yet local harvesters are barely surviving
US military acknowledges Yemen's Houthi rebels shot down 2 MQ-9 Reaper drones
Trump pledges tariffs and repeats false claim of Chinese automakers building big Mexican factories
US nuclear repository is among the federally owned spots identified for renewable energy projects
Hundreds of pagers exploded in Lebanon and Syria in a deadly attack. Here's what we know.
Instagram makes teen accounts private as pressure mounts on the app to protect children
The US and UN condemn the killing of an environmentalist in Honduras
Fortified bouillon cubes are seen as a way to curb malnutrition in Africa as climate worsens hunger