Researchers discovered a 3.26-billion-year-old asteroid impact acted as 'giant fertilizer bomb,' aiding early microbial life.
A hiker noticed unusual patterns on a gray stone that resembled footprints.
Anonymous buyer plans to donate the skeleton to a museum, says auction house.
"This thing could tank an F150 going at speed," one of the researchers said.
Researchers attribute exceptional fossil preservation to rapid sedimentation and burrow collapses.
The fossils, confirmed to be dated to the Cretaceous period some 145 million to 66 million years ago, need further study to confirm the dinosaur species.
Oldest polar sea dinosaur vertebra, 246 million years old, found in New Zealand challenges migration theories, shedding light on early Southern Hemisphere reptile presence.
Haliskia means "sea phantom," and this creature may have been a frightful sight airborne above the waves.
A recent study suggests prehistoric humans in Brazil created petroglyphs near dinosaur tracks, indicating intentional association. The findings may reshape views on ancient cultures and paleontology.
Named Sidersaura marae, a new species of long-necked herbivorous dinosaur was discovered in the province of Neuquén, Argentina.