Dinosaurs

ICYMI Sleep features the highlights of what we learned about sleep this week.
"It is clear that they were already past their prime in an evolutionary sense."
The newly discovered species is being called a missing link.
It's been described as the "cheetah" of the dinosaur world, but many paleontologists disagree on whether it even existed.
Rare footprints indicate a pace of just 3 to 5 miles per hour, but the dinosaur that made them wasn't in a hurry.
The newly discovered Machimosaurus rex may have roamed southern Tunisia about 130 million years ago.
Newly discovered footprints and scrape marks might be linked to the mating ritual, researchers say.
One species has been described as "feathery, fluffy, winged Chickens from Hell."
Mark your calendar for April 13, 2029. Not even Pixar can save us.