Loren E. Babcock, The Ohio State University, introduces research on Cladoselache, a puzzling ancient shark-like fish ...

When it comes to remarkable feats of migration, you’ll often hear about birds or salmon. But many sharks also undertake impressive journeys across the oceans, from great white sharks—some of which ...

New video shows sharks swimming through hoops, and picking them up with their noses. It sure looks like they are having fun. But researchers are divided. A California horn shark (Heterodontus ...

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