The oldest intact human mummy, the Iceman, comes from a genetic line that has either died off or become extremely rare, according to a new DNA study.
The 5,200-year-old Ötzi was discovered frozen in a glacier along the border between Austria and Italy in 1991.
Since then, scientists have investigated everything from the cause of [...]

Recently identified electrical activity on Saturn’s largest moon bolsters arguments that Titan is the kind of place that could harbor life.
At a brisk -350 degrees Fahrenheit (-180 Celsius), Titan is currently much too cold to host anything close to life as we know it, scientists say.
But a new study reports faint signs of a [...]