The 20,000-year-old fossilized bones of "Ushikawa Man," thought to be some of Japan's most ancient human fossils, are not what scientists believed they were, new research finds. Instead ...
In the 1950s, when they were discovered, the Ushikawa fossils were identified as parts of a human humerus (upper arm bone) and femur (leg bone), believed to be over 20,000 years old ...