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
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+ 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.
Scientists dug into sediment cores on the Falkland Islands and found signs that people had visited the islands before the European explorers arrived.
Researchers found out that the first flying vertebrates were very closely related to a small dinosaur-like group of animals.
Scientists used ancient DNA, radiocarbon dating, and archaeological remains to find out where the first people in the Caribbean came from.
+ Introductory videos on ancient DNA
+ Links to biogeography and paleontology activities
