A collection of fossil shells from marine snails and clams is challenging a theory that says the world's deadliest mass extinction was accompanied by severe ocean acidification. The study is the first ...

Hank Willis Thomas, History of the Conquest, 2017. Bronze. Collection of the McNay Art Museum, Museum purchase with funds from Ben Foster in memory of Raye B. Foster, 2021.42. Credit: Courtesy of ...

Shells collection, including Garden Snail, Precious Wentletrap, Turbo snails, Turritella snail, Seashells and more. (Credit: Dr. Zachi Evenor / CC BY) Who ever though that a person could learn so much ...

Radiocarbon dating of terrestrial snail shells is examined. Three groups of samples, two from archaeological sites of Venezuela and one from the state of Texas, were taken as examples. The true ages ...