A new study of Tyrannosaurus rex's muscular tail suggests that the dinosaur was one of the world's fastest-moving hunters. Subscribe to read this story ad-free Get unlimited access to ad-free articles ...

Humans have many wonderful qualities, but we lack something that’s a common feature among most animals with backbones: a tail. Exactly why that is has been something of a mystery. Tails are useful for ...

Overall, the muscle mass in T. rex 's tail has likely been underestimated by as much as 45 percent up until now. Gotta run! As for how T. rex 's tail muscles got so giant, Persons said the development ...

Researchers Sumika Kato, Takeo Kubo, and Taro Fukazawa of the University of Tokyo have discovered that c1qtnf3, a secreting factor, namely a protein molecule that is secreted by a cell and influences ...

If a cat corners a gecko, the little reptile has one last trick. It twitches its tail, snaps it off, and sprints away while the still-wiggling tail distracts the hunter. Scientists call this move ...

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