If you look at the eyes of a person in a portrait by a master painter, they seem to follow you as you move around the room. Some insects give us the same feeling of being watched when you look at them ...

Phil, Mag. from Magasin Encyclopedique, February, 1814.

Researchers studying 100-million-year-old fossils found in amber discover that Cretaceous lacewings had sophisticated larval eyes. Adult insects are known for their fascinating complex eyes, which ...

Fan worms look more like feather dusters than animals. If you come across one while swimming in the ocean, all you’ll see is a beautiful spray of feathery tentacles, sprouting from a rock. These ...

A student in Gregg Thompson's sixth-grade social studies class at Woodland Middle School in Gurnee asked, "If humans can see perfectly fine with two eyes, then why do flies or spiders need more than ...