Wesley R. Coe, professor of zoology at Yale during the early 20th century, devoted his career to studying ribbon worms — a group of mostly marine-dwelling creatures that includes more than 1,000 known ...

A light-powered microscope has a resolution limit of around 200 nanometers—which makes observing specimens smaller or closer together than that all but impossible. Engineers at the University of ...

For more than 25 years, Arthur Earland and Edward Heron-Allen partnered in studying fossils of Foraminifera, a phylum of marine single-celled organisms often protected by shells of calcium carbonate.