How giants that vanished 10,000 years ago triggered ripple effects that are still felt today

Between 50,000 and 10,000 years ago, many of the world's largest mammals disappeared. Picture creatures like saber-toothed ...
New Scientist

Giant Arctic continent launched dinosaurs to world domination

Coincident with the rise of the dinosaurs, a large landmass filled most of the Arctic circle, potentially contributing to ...