When MONUSCO's helicopter landed in Goma, emotions ran high. For Bintou Keita, Head of the United Nations Mission in the DRC, this return to a city deeply affected by conflict carried strong symbolic ...

Fresno Reservoir north of Havre, typically a hub for fishing and summer recreation, is nearly dry this year—a troubling ...

Lava flows, near mile-thick glaciers and ice age floods layered and carved up this landscape.

The seven states that share the Colorado River are floating a new concept for how water could be shared in the future, ...