Jul 18 2014

Genetic analysis shows that Ötzi the Iceman suffered from periodontitis. The discovery of non-human DNA in samples taken from the 5,300 year old mummy's hipbone revealed the presence of a bacterium responsible for the gum disease. We can now add this to his many other ailments, including lactose intolerance and an

Mar 6 2009
What Is This?

It looks like the lastest image from a NASA spacecraft, approaching the surface of a satellite on the outskirts of