University of Washington researchers discover four dinosaurs in Montana

A team of paleontologists from the University of Washington excavated four dinosaurs in northeastern Montana this summer. The four dinosaur fossils are: the ilium of an ostrich-sized theropod; the hips and legs of a duck-billed dinosaur; a pelvis and limbs from another theropod; and a Triceratops specimen.

Climate changed the size of our bodies and, to some extent, our brains

The average body size of humans has fluctuated significantly over the last million years and is strongly linked to temperature. Colder, harsher climates drove the evolution of larger body sizes, while warmer climates led to smaller bodies. Brain size also…