Avery Porter

Six years of Sentinel-1 radar show part of Masaya's caldera sank and then rose while the area around its active crater kept sinking. Researchers say the findings show no immediate danger. About 2 million people live within 13 miles (21 kilometers) of Nicaragua's Masaya volcano, and new satellite measurements suggest the magma system beneath them is more complicated than scientists thought.

A 65-year-old open-water swimmer died at KuGompo City’s Orient Beach on Oct. 20. A new expert review implicates a large great white, and the city says reopening depends on safety conditions. A wound-pattern review by shark scientists has concluded that the fatal attack on a 65-year-old swimmer at Orient Beach in South Africa’s Eastern Cape was consistent with a great white shark longer than 11.5 feet (3.5 meters), the Daily Dispatch reported early Friday, Oct. 23, local time.

A 65-year-old open-water swimmer died at KuGompo City's Orient Beach on Oct. 20. A new expert review implicates a large great white, and the city says reopening depends on safety conditions. A wound-pattern review by shark scientists has concluded that the fatal attack on a 65-year-old swimmer at Orient Beach in South Africa's Eastern Cape was consistent with a great white shark longer than 11.5 feet (3.5 meters), the Daily Dispatch reported early Friday, Oct. 23, local time.