Oldest Human Footprints Found In North America

North America's oldest human footprints, found in White Sands National Park in New Mexico

The group’s latest work appeared in a recent edition of Quaternary Research

Last September, researchers from the U.S. Geological Survey radiocarbon dated Ruppia cirrhosa seeds

Their results implied the footprints were left between 22,800 to 21,130 years ago

Previously, the earliest-known human beings in North America were dated between 14,000 and 16,000 years ago

The team published its findings in Science last year. “This is a bombshell,”