Some animals are born with horns while others shed their antlers each year. But what's the evolutionary purpose?

New 3D reconstructions of a key sensory organ in ctenophores reveal an unexpected structural and functional complexity. The ...

New research shows that the earliest sponges were soft bodied and lacked skeletons, explaining why their oldest fossils are ...

Mollusks appeared 540 million years ago, but almost half the unique traits of this group evolved in the first 96 million ...

Climate change shaped species along the Wallace Line, revealing how past shifts guide today’s biodiversity and conservation ...

Even Charles Darwin was puzzled by the evolution of the vertebrate eye. New research suggests that it traces back to a ...

Advanced 3D reconstructions of the comb jelly’s aboral organ reveal a sensory system far more complex than scientists expected. The organ contains a wide variety of specialized cells and is closely ...

Human beings have been at the center of ecological change on Earth for thousands of years. But as history shows, no species ...

Imagine waking up to find your entire body gone — no torso, no limbs — just a head that has expanded, split into five ...

"It's a really strange animal, and the weird twist in the jaw drove us crazy trying to figure it out." ...

From fur coats to latex gowns, Eve’s fashion tells the story of her rise. Swipe through 20 looks that show why she stays a ...

Recent research from the UK Biobank shows that menopause is linked to adverse mental health outcomes and lower brain volume.