Sites in South Africa Linked to Era of Super Volcano

TEMPE, ARIZONA—According to a BBC News report, an international team of researchers has found evidence of human activity on the southern coast of South Africa, both before and after the cataclysmic eruption of Indonesia’s Mount Toba some 74,000 years ago. Both sites, one at a rock shelter and one in the open air on a beach, yielded shards of volcanic glass chemically fingerprinted to Mount Toba, which is located nearly 5,600 miles away. The scientists also found deposits of seashells