In the Mesozoic Era, dinosaurs were the undisputed rulers of the land. The Argentinosaurus, possibly the largest dinosaur ever, stretched up to 100 feet long and weighed around 100 tons. These ...

Our understanding of animal behavior depends on observation. Researchers can study how animals are born, grow and develop. We can gather evidence of how they interact with each other and their ...

This mysterious Japanese artist, who goes by the pseudonym of Ariduka55 or Monokubo on social media channels, creates otherworldly beautiful drawings that breathe life into a completely new fantasy ...

A rare deep-sea encounter off Argentina reveals a species seldom seen by humans and a hidden world thriving in darkness. “Its ethereal, delicate presence in such an extreme environment was profoundly ...

The word "dinosaur" tends to evoke giant animals with massive bodies, long necks and tails, and tiny heads. These "quintessential dinosaurs" actually represent one prominent subgroup of the Dinosauria ...

The giant squid is massive and when full grown can be at least 33 feet (10 meters) long. These mysterious eight-armed ...

Throughout history, our planet has been home to some colossal creatures. From prehistoric animals, like dinosaurs and wooly mammoths, to today’s modern giants like blue whales and elephants. While ...

Good news for giant pandas (and the people who love them): the International Union for Conservation of Nature (IUCN) no longer considers them to be an endangered species, LiveScience reports. On ...

In a bold move to highlight the pressing issue of climate change, a unique and visually striking campaign dubbed “The Herd” is set to capture the imagination of the world. Envisioned by the creative ...

These giant animals lived amoung prehistoric predators of the Outback. But when and why did the giant koala go extinct? We can’t know what Nimbadon looked like for sure, but the fossil record provides ...

Sign up for CNN's Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. (CNN)More than 12,000 ...

Our understanding of animal behaviour depends on observation. Researchers can study how animals are born, grow and develop. We can gather evidence of how they interact with each other and their ...