Defining what it takes to be part of the American upper class in 2025 is a combination of various factors, including individual salary, overall wealth, household income and more. Learn More ...

Scientists have long been puzzled by volcanoes that erupt far from the edges of tectonic plates—known as intraplate volcanoes ...

Several international flights from Indonesia’s resort island Bali were cancelled after Mount Lewotobi Laki-Laki volcano ...