The first sabre-toothed cat-like predator was not much larger than a bobcat, but it had long teeth and a strong jaw to cut through thick skin.
Birds will shriek and dive at each other over food, territory or mates, but only a small number of species sport actual weapons. The reason: Flying matters more for their survival than fighting.
Birds will shriek and dive at each other over food, territory or mates, but only a small number of species sport actual weapons. The reason: Flying matters more for their survival than fighting.
Macaque tooth wear was identical to our ancestors, throwing into question the long held belief that tool use caused the markings on hominin tooth fossils.
New research sheds light on why predators don’t evolve to become so aggressive that they eat all their prey – and then go extinct themselves.
We’ll probably be less aggressive and more agreeable, but have smaller brains – a bit like a Golden Retriever, we’ll be friendly, but maybe not that interesting or bright.
How we’re linking together genetic material from thousands of people - modern and ancient - to trace our ancestors and the history of our evolution.
Hard and strong, or bendy and flexible? A cartilaginous skeleton provides advantages in the ocean, but wouldn’t stand up to life on land.
Research has revealed how earless moths manage to avoid bat attacks - by evolving sophisticated acoustic tricks.
You have a finely honed sense of privacy in the physical world. But the sights and sounds you encounter online don’t help you detect risks and can even lull you into a false sense of security.
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