They were looking over photos from their latest study of Egyptian fruit bats when they noticed one with its mouth slightly parted and upturned. “When an Egyptian fruit bat is smiling ...

Researchers excavating the sunken ruins of Thônis-Heracleion have discovered an array of archaeological treasures. Christoph Gerigk © Franck Goddio / Hilti ...

They found wicker baskets still filled with fruit from the fourth century BCE. Thonis-Heracleion was an ancient Egyptian city that is now submerged. See more stories on Insider's business page.