A new kind of blood test promises to find cancer early—sometimes even before symptoms appear. The pitch is compelling: a single sample of blood could scan the body for dozens of different cancers at ...
Over 34 years in prison, Shawn Tanner maintained he was not guilty of murder. A legal battle over whether the dead can clear their names will grant his final wish.
Scientists traced Leonardo da Vinci’s Y chromosome through living relatives, a breakthrough that may confirm his true burial ...