That is an excellent question. Moths didn't fly in circles around anything until we came up with the artificial light. Perhaps a moth from time to time circled into a flame, but that usually doesn't last very long. read more
Moths didn't fly in circles around anything until we came up with the artificial light. Perhaps a moth from time to time circled into a flame, but that usually doesn't last very long. A moth is really trying to fly in a straight line, so it adjusts its path so that the moon stays in the same location in the moth's eyesight. read more
The electric catfish (family Malapteruridae) lives in the Nile River. Its earliest depiction is an Ancient Egyptian slab from 3100 BCE (way before electricity was discovered), and it's called angry catfish. 12th century Arab scientists referred to it with words like trembler or shaker (synonymous with thunder). read more