Tag: oldest

Teeth from mammoths buried in the Siberian permafrost for more than a million years have yielded the world’s oldest DNA ever sequenced, according to a study published on Wednesday, shining the genetic searchlight into the deep past. Researchers said the three specimens, one roughly 800,000 years old and two over a million years old, provide

A new report looks at cancer in adults 85 and older and finds incidence and mortality trends are generally similar to those in people 65 to 84, but screening is unexpectedly high and survival is poorer. The report appears in the American Cancer Society journal, CA: A Cancer Journal for Clinicians. Adults aged 85 years