While bull sharks are not new visitors to freshwater habitats, their presence is increasing because of this human-related ...

Sharks are portrayed as terrifying predators on the prowl for human flesh, but in reality, sharks are custodians of the ocean, playing a crucial role in maintaining the health of the world’s marine ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The Greenland shark ...

A first-ever analysis of the whole Greenland shark genome gives researchers a couple of clues to their longevity. When this Greenland shark was born, Leonardo painted the Mona Lisa. The species is ...

Greenland sharks can live for hundreds of years, but scientists have never understood why. Now, researchers may have finally discovered the secret to the animals' startling longevity: their never ...

Scientists have mapped the genome of the Greenland shark, which could offer clues to the animal’s extreme longevity. By Jonathan Moens The Greenland shark is not exactly charismatic. Its hulking ...

Pandora Dewan is a Senior Science Reporter at Newsweek based in London, UK. Her focus is reporting on science, health and technology. Pandora joined Newsweek in 2022 and previously worked as the ...

A shark was found in the Caribbean — thousands of miles away from its usual habitat in the Arctic. The Greenland shark, which has a lifespan of 250 – 500 years, surprised researchers in Belize.

The most likely candidate? A Greenland shark, thought to live for hundreds of years. The National Oceanic and Atmospheric Administration says these sharks are the longest-living vertebrates on the ...

Researchers tagging tiger sharks off the southern coast of Belize couldn't believe their eyes when they recently reeled in a different kind of fish. It turned out to be a Greenland shark ...