It’s hanging out underwater near Madagascar. In 2018, the largest active underwater eruption ever recorded birthed a giant “baby”: a skyscraper-size underwater volcano, a new study finds. Scientists discovered the 2,690-foot-tall (820 meters) volcano in the western Indian Ocean, off Madagascar, following a puzzling spate of earthquakes that struck nearContinue Reading

Thawing permafrost driven by climate change could free trapped microbes and radioactive material. As climate change warms the Arctic, melting ice could release hazardous chemicals and radioactive material dating to the Cold War. Vanishing permafrost could also free viruses and bacteria that have slumbered beneath Arctic ice for tens ofContinue Reading