In The USA, Tipping Is Not Optional. You Read That Right.

Restaurants have made it so that we are paying most of the salaries of their servers … via tips.

Making Sense of Science

Archaeologists cracked the code on a 400-year-old lock found in the Ann Francis shipwreck

Science

Archaeology student found a lost Maya city on page 16 of a Google search

Identity

Psychologist explains 7 personality traits of people who walk fast

Life Hacks

The classic ‘two envelope problem’ riddle pits math against psychology