A species of shark not often seen in New England is becoming an increasingly popular sight in the waters off Massachusetts. Smooth hammerhead sharks are being reported by fishermen and recreational ...

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 ...

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 ...