A tiny Egyptian baby mummy is unwrapped to find out how it died 2000 years ago. Two theories are tested to determine whether 12th Century Islamic vessels were bongs or bombs. A dinosaur lost for decades within the museum’s walls is pieced together into the colossal skeleton of a Barosaurus. The great-great grandson of Sitting Bull is brought into the museum to discern whether the museum’s prized Sioux headdress belonged to his illustrious ancestor. And finally, the stuffed remains of a 1930s prize-winning bulldog are examined to uncover a disturbing revelation about the dangers of unnatural selection.