Here's what to know about the deadly flooding, the colossal weather system that drove it and ongoing efforts to identify ...

The numbers fluctuate by the hour, but the July 4 Hill Country flash flood is already the deadliest in Texas in more than a ...

It has been a week since catastrophic flooding in Texas Hill Country. At the time of writing the death toll exceeded 120 ...

The lines in the sand haven't changed, even if warring states are working on a new deal to save the Colorado River.

East Antarctica is the largest ice sheet on Earth. Alone, it holds enough frozen water to raise global sea levels by a ...

Rivers are Earth's arteries. Water, sediment and nutrients self-organize into diverse, dynamic channels as they journey from ...

The remains of landscapes thought to have formed when ancient rivers flowed across East Antarctica have been discovered—and ...

At least 110 people are dead and dozens are still missing after devastating flash floods slammed Texas Hill Country, with ...

The county’s largest city, Kerrville, declined to participate in a joint grant application that would have required a $50,000 contribution. Meanwhile in the nearby community of Comfort, a long, ...

South central Texas is facing a severe disaster after devastating floods swept through the region on July Fourth. The floods caused major destruction, killing 119 people and leaving nearly 200 missing ...

Rio Secreto in Cancun was discovered almost two decades ago by complete chance. Now the underground oasis has become a major tourist attraction in the Mexican seaside town ...

Follow for live updates in the Texas flooding as more than 173 are missing as rescuers continue a desperate search ...