The discovery of plague DNA in a 4,000-year-old sheep bone is rewriting the story of one of humanity’s most feared pathogens, ...
In a corner of a national park where the ground steams and the air smells faintly of sulfur, scientists have stumbled on a ...
Maxwell: The jury didn’t believe Tommy Zeigler should be executed. A judge ordered him to die anyway. 50 years later, new DNA ...