Blue sharks possess a secret hidden in their skin: a sophisticated arrangement of microscopic crystals and pigments that create their brilliant blue appearance — and may allow them to change color.

New research into the anatomy of blue sharks (Prionace glauca) reveals a unique nanostructure in their skin that produces ...

Purple flags are flown for hazardous marine life in the area. ... recently there was also a shark spotted in the water that showed behavior that made the lifeguards a little bit more cautious.

Sharks, especially great white sharks, are plentiful on Cape Cod during the summer months, but lifeguards are making sure that swimmers are safe. There have been two shark attacks on Cape Cod in ...

Beaches in Maine to implement purple shark warning flags like those used in Cape Cod to alert visitors of shark sighting Updated: Jun. 01, 2021, 11:12 a.m. | Published: Jun. 01, 2021, 11:09 a.m.