It has been a year since Christiane Heinicke has had an egg. Or been in a car. Or gone outside without a spacesuit.
Since last August, the German physicist has been living with five other people in a 1,200-square-foot, solar-powered dome on the side of a Hawaiian volcano in an experiment in Mars-like living. The project, known as the Hawaii Space Exploration Analog and Simulation, or HI-SEAS, ended Sunday.