In this video PaleoCris and I had an extremely short amount of time to hunt the creek for fossils, so we made it count! We ...

Michael VanEtten, 46, has been combing Florida rivers and streams for fossils most of his life. His latest find—a mound of teeth shared in the r/sharkteeth Reddit community—were deposited by a variety ...

Even sharks’ famous tooth-regrowing ability may not save them from ocean acidification. Researchers found that future acidic waters cause shark teeth to corrode, crack, and weaken, threatening their ...

Emergency service dispatchers received "a frantic 911 call" after Cody Johnson, from Saint Paris, Ohio, went into the water ...

How will the climate crisis affect one of the ocean’s fiercest predators? New research published Wednesday has examined what might happen to sharks’ highly specialized, flesh-cutting teeth. As carbon ...

Sharks can famously replace their teeth, with new ones always growing as they're using up the current set. As sharks rely on their teeth to catch prey, this is vital to the survival of one of the ...

Shark teeth could lose their cutting edge as oceans become more acidic, new research warns. Scientists in Germany say rising carbon dioxide levels may erode the very weapons that predators rely on for ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This object is part of the Education ...