Venice has battled rising water levels since the fifth century. But today, the water seems to be winning. Several factors, both natural and man-made, cause Venice to flood about 100 times a year — usually from October until late winter — a phenomenon called the acqua alta.

Rescue teams dealing with the aftermath of storms, hurricanes, tornados and tsunamis have few vehicles and limited equipment capable of reaching affected areas that are underwater. The fully amphibious Aton Impulse VIKING-2992 is a unique breed of new vehicle able to traverse land, water and the dif...

Gaping California Glory Hole Open for First Time in a Decade: The ‘Glory Hole’ spillway has overflowed in California’s Lake Berryessa for the first time in 10 years, due to heavy rains in the state, and the unusual water sphincter has been captured in majestic drone footage.

EBEYE, MARSHALL ISLANDS — Linber Anej waded out in low tide to haul concrete chunks and metal scraps to shore and rebuild the makeshift sea wall in front of his home. The temporary barrier is no match for the rising seas that regularly flood the shacks and muddy streets with saltwater and raw sewage