Ancient weapons, prehistoric fishing tools, and textiles are just some of the items scientists have discovered buried beneath the protective cover of seagrass, says Oscar Serrano, a marine ecologist at Edith Cowan University in Australia. Until now, Serrano says, no one has investigated the cultural value of seagrass meadows, which "play an important role in revealing clues about the human past." ...To highlight the link between seagrass and archaeological preservation, Serrano and his colleagues compiled evidence from the literature and from consultations with archaeologists in Denmark, Australia, the United States, and around the Mediterranean. The team's investigation revealed a clear...