Debate continues to rage over whether a strange carcass found in 1937 was a new species or a basking shark. Either way, the case reveals how little is known about what lies beneath the waves ...

Sharks have a fearsome reputation, but the reality is far more nuanced than most people think. We take a closer look at several powerful species that are fully capable of harming humans, yet have ...

Here’s what you’ll learn when reading this story: Chondrichthyan fishes—a group that includes rays, skates, chimaeras, and sharks—are thought to have energy intensive reproduction cycles due in no ...

Biologists like to say that reproduction is the ultimate investment, a costly gamble that shapes everything from lifespan to behavior. Yet a small shark patrolling shallow reefs has just upended that ...

Maryland has become the first state to designate the massive, prehistoric megalodon as its official state shark. State lawmakers approved making the designation on April 14, and Gov. Wes Moore said he ...