Otzi the legendary “Iceman†wasn't alone when he was mummified on a glacier 5,300 years ago. With him were gut microbes known to cause some serious tummy trouble. These bacteria, Helicobacter pylori, are providing fresh evidence about Otzi's diet and poor health in the days leading up to his murder. Intriguingly, they could also help scientists better understand who his people were and how they came to live in the region. ... Discovered in the 1990s, Otzi lived in what are today the Eastern Italian Alps, where he was naturally mummified by ice after his violent death. The body is...