A massive opening just split the seafloor off Florida’s coast, and experts are scrambling to explain what lies beneath. The underwater feature emerged without warning, pulling attention from scientists and officials alike as they mapped its true scale.

In the days following a routine maritime patrol off the coast of Deerfield Beach, Florida, scientists and emergency officials began investigating a series of large sinkholes that formed on the Atlantic seafloor.A Coast Guard vessel conducting a standard safety sweep encountered a depth reading that did not match nautical charts. The instruments measured roughly 40 feet of water where charts indica…

The Arctic seafloor is cracking open, and underwater volcanoes are suddenly waking up after decades of silence. Scientists monitoring the remote region first noticed a series of violent tremors, then detected magma shifting far beneath the ice.

Scientists have been monitoring several geological and environmental developments in the Arctic, from potential underwater volcanic activity to shifting permafrost and changing ice conditions. Researchers are also studying the region’s mineral resources and the infrastructure challenges involved in accessing them.Possible underwater volcanic activity near Bennett Island in the East Siberian Sea ha…