Paleontology
- First of four successive American Museum of Natural History expeditions to Mongolia under Roy Chapman Andrews which will discover fossils of Indricotherium (a gigantic hornless rhinoceros then named "Baluchitherium"), Protoceratops, a nest of Protoceratops eggs (found in 1995 to be from Oviraptor), Pinacosaurus, Saurornithoides, Oviraptor and Velociraptor, none of which were known before.
Read more about this topic: 1922 In Science