Researchers in Alaska have uncovered the bones of a prehistoric marine reptile dating back 70 million years. This is the first time an elasmosaur has ever been unearthed in this state. Its vertebrae were discovered embedded in an eroding cliff. Elasmosaurs had extremely long necks, small heads and paddle-shaped limbs for swimming. There are many theories […]
Posts Tagged ‘riffin’
Volcanoes Deliver Two Flavors of Water
August 7th, 2012 riffin
Seawater circulation pumps hydrogen and boron into the oceanic plates that make up the seafloor, and some of this seawater remains trapped as the plates descend into the mantle at areas called subduction zones. By analyzing samples of submarine volcanic glass near one of these areas, scientists found unexpected changes in isotopes of hydrogen and […]
Plant-Eating Dinosaur Discovered in Antarctica
December 29th, 2011 riffin
ScienceDaily (Dec. 19, 2011) — For the first time, the presence of large bodied herbivorous dinosaurs in Antarctica has been recorded. Until now, remains of sauropoda — one of the most diverse and geographically widespread species of herbivorous dinosaurs — had been recovered from all continental landmasses, except Antarctica. Dr. Ignacio Alejandro Cerda, from CONICET […]