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
Scientists dug into sediment cores on the Falkland Islands and found signs that people had visited the islands before the European explorers arrived.
Researchers used oceanic and population data to determine if climate change is contributing to the decline in the North Atlantic Right whale population.
Researchers identified the most important problems for people living near wild elephants in Myanmar, Asia.
Researchers race to discover how many species of salamanders depend on Texas groundwater before groundwater depletion and habitat loss drive them extinct.
Researchers wanted to know if illegal hunters are the only problem rhinos are facing or if other factors also influence their survival.
Researchers wanted to know why the populations of the most expensive fungus in the world – the caterpillar fungus – are declining.
+ Introductory videos
+ Article translated into Spanish and Burmese
+ Links to endangered species and poaching lesson plans
+ Introductory videos on ancient DNA
+ Links to biogeography and paleontology activities
+ Introductory videos on Grauer’s gorilla
+ Article translated into Spanish and French
+ Link to extinction lesson plans
