Massive volcano described in apocalyptic poem ushered in Christianity for Iceland's Vikings

A massive volcanic eruption helped convert Iceland's Vikings to Christianity more than a thousand years ago, according to new research. Memories of the largest lava flood in the history of Iceland, recorded in a medieval poem, were used to drive the island's conversion to Christianity, suggests the study. A team of scientists and historians, led by Cambridge University researchers, has used information contained within ice cores and tree rings to accurately date the massive eruption, which took