Humor, whether highbrow or downright crass, seems to be an essential part of virtually every human society across the world and throughout time. Researchers have taken an important step towards answering these pressing questions, after revealing the 10 oldest recorded jokes in existence. 1. **Sumeria, 1900 BC**: The world’s oldest joke was a Sumerian proverb, written over 4,000 years ago. ‘Something...