Genetic tweaks allowed early humans to stand, balance and walk on two legs instead of moving on all fours like other primates, according to researchers.

This story is reported by South Dakota News Watch, a non-profit news organization ... once called the program a “real-life ...

A groundbreaking study has settled a 40-year debate: the 'tiny tyrant' fossil is not a juvenile Tyrannosaurus rex but a distinct species, Nanotyrannus ...

The debate over Nanotyrannus’ identity is finally over. A remarkably preserved fossil proves it was a mature species, not a teenage T. rex. This discovery rewrites how scientists understand ...