Oldest sea reptile from Age of Dinosaurs found on Arctic island

For nearly 190 years, scientists have searched for the origins of ancient sea-going reptiles from the Age of Dinosaurs. Now a team of Swedish and Norwegian paleontologists has discovered remains of the earliest known ichthyosaur("fish-lizard") ...

Hard as a rock? Maybe not, say bacteria that help form soil

Research published this week by University of Wisconsin-Madison scientists shows how bacteria can degrade solid bedrock, jump-starting a long process of alteration that creates the mineral portion of soil.

page 1 from 7