
Chemistry
What can tusks tell us about the lives of mastodons?
+ Curated links to hands-on paleontology activities
+ Background videos on tusk growth and isotope analysis
+ Audio version of article
+ Curated links to hands-on paleontology activities
+ Background videos on tusk growth and isotope analysis
+ Audio version of article
Paleontologists examined a well-preserved fossil of the central nervous system in an extinct horseshoe crab.
Paleontologists learned about dinosaurs’ social lives from a huge fossil find in southern Argentina.
Scientists wanted to find out whether dinosaurs could have lived year round and nested in the Arctic.
Researchers found out that the first flying vertebrates were very closely related to a small dinosaur-like group of animals.