While it might seem like an all-or-nothing process, insect metamorphosis likely emerged through gradual evolutionary changes.

Mehrdad (He/Him) is a Senior Staff Writer from Iran. He started writing about video games when he was a high-school student. He loves playing competitive FPS games such as Rainbow Six Siege and ...

John E. Woodmansee Photo: Tobacco hornworm on a tomato plant that has been attacked by a parasitic Braconid wasp. The white capsules on its back are the pupal stage of the tiny wasp. Braconid larvae ...

In the 1830s a German naturalist named Renous was arrested in San Fernando, Chile for heresy. His claim? He could turn caterpillars into butterflies. A few years later, Renous recounted his tale to ...