A dramatic shift is unfolding in the Arctic Ocean, where killer whales (orcas)—once blocked by thick ice—are now establishing year-round populations. As climate change melts polar ice, new hunting ...

The deep ocean is a vast reservoir of biodiversity that harbors unique species, communities, and ecosystems,” write the ...

megalodon that can be justified based on science and the present fossil record ... debates have raged over whether it was a high-speed predator or a slower, cruising hunter – but the study ...

The team named the new genus Bastetodon partly in reference to the cat-headed ancient Egyptian goddess Bastet, in honor of where the specimen was unearthed and of the feline-like snout of the ancient ...

A novel system that chases larval zebrafish around an arena with predator robots is enabling scientists to understand how these days-old fish quickly learn in the real world. A novel system ...

The megalodon has long been imagined as an enormous great white shark, but new research suggests that perception is all wrong. The study finds the prehistoric hunter had a much longer body -- closer ...