A new analysis of an exquisitely preserved fossil that lived half a billion years ago suggests that arachnids—spiders and their close kin—evolved in the ocean, challenging the widely held belief that ...

What is thought to be the world's largest-known spider's web, housing tens of thousands of arachnids, has been discovered in a cave on the Albanian-Greek border. After researchers published their ...

Tens of thousands of giant spider crabs were captured on video migrating in Port Phillip Bay, Australia. The crab swarm happens every year as the water cools and the creatures "come into the shallows ...

Brand New Day character may have finally been revealed. Who is Shathra, and what does her arrival mean for the MCU?