Archaeologists and students digging in Blätterhöhle cave uncovered a 9,000-year-old fireplace (above), flint arrowheads and a bone harpoon. Photo from LWL-AfW Olpe / Michael Baales Inside a cave ...

Some of the stones showed traces of heat exposure. Nearby, archaeologists unearthed three flint arrowheads, an unusual prehistoric weapon for the region. A photo shows the well-preserved ...

KANSAS CITY, Mo. — Kansas City Chiefs fans lined up extra early Sunday for the rare noon game at Arrowhead Stadium. The gates opened a little sooner than expected, just after 7 a.m., leading ...