Scientists report chemically confirmed traces of ancient blood inside 115-million-year-old dinosaur bones, challenging assumptions about how long biological molecules can survive. ScienceDaily
ScienceDailyScientists just found dinosaur blood that survived 115 million yearsScientists have discovered chemically confirmed traces of ancient blood inside 115-million-year-old dinosaur bones, challenging assumptions about how long biological molecules can survive. The extraordinary preservation could unlock new clues about dinosaur physiology and even help scientists search
What would convince you a molecule that old is truly original rather than contamination?