dinosaurs

Lizard Has One-Way Breathing; Hints at How Dinosaurs Breathed?

The savannah monitor lizard (Varanus exanthematicus) doesn’t eat like a bird, but it does breathe like one, a new study has discovered. Air flows only one way through its lungs—other than the American alligator, it’s the only ...

Cockroaches Dined on Dinosaur Poop

Who can forget the “dino droppings … droppings?” scene of the 1993 blockbuster hit, Jurassic Park—the one where actor Jeff Goldblum walks up to a huge pile of dung left by a sick triceratops? It’s memorable, all right, but there’...

Blood Found in Mosquito Fossil: “One of a Kind”

We officially have fossil evidence that the whining bane of many a summer night was busy sucking blood as far back as 46 million years ago, a new study says. Scientists have discovered blood in a mosquito fossil in the oil ...