Among fossils, trilobites are rock stars. They are adorable (as stony arthropods go), with a segmented shape distinctive enough to be a common logo. But they’re also fascinating because there are so ...

The extinct sea scorpion species Jaekelopterus rhenaniae had eyes comparable to those of today's horseshoe crabs. The two-and-a-half-meter predator was particularly apt at perceiving contrasts and ...

A project at the Hong Kong University of Science and Technology (HKUST) has demonstrated an artificial compound eye that the team believes could revolutionize robot vision. Described in Science ...

A tiny crustacean darted through the water after its next meal more than 500 million years ago. And, based on fossils of the animal, it probably was able to see the movement of this tasty morsel ...