Via Science Daily:

It's been millions of years since T. rex took its last breath, but a team led by Ohio University scientists is breathing life back into dinosaurs using high-powered computer simulations to model airflow through dinosaur snouts. The research has important implications for how dinosaurs used their noses to not only breathe but to enhance the sense of smell and cool their brains.

King Richard III's rediscovered resting place is turning out more mysteries this summer. Excavators finally lifted the heavy lid of a medieval stone coffin found at the site in Leicester, England, only to reveal another lead coffin inside.

...The new fossil, which the team has named Aurornis xui ( Aurornis meaning "dawn bird," and xui in honor of Xing Xu's contributions to bird origins), was found in Liaoning province's Tiaojishan Formation, in sediments dated about 160 million years ago, according to the Nature report. That's around the time that dinosaurs are believed to have started evolving into birds...