Syphilis-like diseases were widespread in Americas before arrival of Columbus

Syphilis-like bacteria found in 2000-year-old human remains in Brazil

Awaiting Dragon’s Arrival: Expedition 70 Readies for Four Private Ax-3 Astronauts

California grizzlies were smaller in size and not the livestock killers reported in historical accounts, study says | They found that the bears were mostly vegetarian, both before and after the arrival of settlers—their diets were typically made up of just 9% meat.