A fisherman spotted what appears to be a hammerhead shark in Long Island Sound near Niantic on Monday.

A great hammerhead shark spotted just yards from a Florida beach became a striking reminder that large coastal sharks can ...

A young smooth hammerhead shark discovered in northwestern Spain marks the first confirmed record of a newborn or recently born individual in Galicia and possibly the entire Iberian Peninsula.

Great hammerhead sharks, which can measure 20 feet, are imposing because of their body size and the shape of their heads.

Marine scientist John Chisholm is used to getting calls about shark sightings in summer. But the inquiries this month have been more frequent, with multiple calls last weekend alone reporting smooth ...

A hammerhead shark closed in on a tarpon just feet from tourists wading in Key West, and the footage captures exactly how ...