Tiahuanaco get bigger; threats to Mohenjo Daro; early dates from Australian island; giant Viking army camp in England
Aerial survey of Tiahuanaco reveals surprising new details of ancient Andean site
Threats to Mohenjo Daro may cause loss of one of the world’s oldest unknown civilizations
Australian island yields evidence from earliest aboriginal arrivals, more than 50,000 years ago
Giant Viking camp in eastern England reveals how the Norsemen came to stay