Whale sharks are the largest species of fish on the planet. They are among the largest animals to have ever lived. Only blue ...

Scientists studied how the sea creatures, also known as chimaeras or ghost sharks, ended up with one of evolution’s most bizarre appendages. By Jack Tamisiea Life in the ocean’s dark depths can be ...

Scientists discovered true teeth growing on the head of the spotted ratfish, a distant shark relative. The toothed structure, called a tenaculum, helps males hold onto females during mating. Genetic ...

When a real-estate development threatened the remains of a 13th-century coastal fishing site on southern Brazil’s Santa Catarina Island in 1996, archaeologists rushed to excavate. They rapidly ...