Spiders and scorpions have ruled as terrestrial predators for 400 million years, with their success often attributed to ...

Over 500 million years ago, a small marine creature swam through Cambrian waters. Its name: Mollisonia symmetrica. Long ...

A new analysis of an exquisitely preserved fossil that lived half a billion years ago suggests that arachnids—spiders and ...

Singapore-led study shows specialised support cells in the gut form direct, neuron-like connections to deliver precise ...

Researchers found that the uncinate fasciculus, a tract tied to emotion and memory, strongly correlated with dominance behaviors in squirrel monkeys.

Finely preserved brain features in a tiny fossil suggest that spiders and their kin may have first evolved in the ocean ...

The present essay illustrates several types of anatomical variations of celiac trunk, hepatic artery and its main branches, by means of digitally reconstructed computed tomography images, correlating ...

You have three main skin layers—epidermis, dermis, and hypodermis (subcutaneous tissue). Each performs a specific function to protect you and keep you healthy.