Noted geologist recalls 1962’s ‘Big Dig’ at Tule Springs — VIDEO TUCSON, Ariz. — Sometimes in science all you get is the chance to prove yourself wrong. Geologist Vance Haynes expected ...

Before Ice Age Fossils State Park, there was the ‘Big Dig’ — PHOTOS Before Ice Age Fossils State Park was even an idea, there was the Big Dig. From October 1962 to January 1963 ...