CBS

Some researchers say that crowded sidewalks in cities like New York are contributing to "sidewalk rage".

The mayor of the small town of Lancaster, California, has proposed broadcasting recordings of bird noises along one of the city's main streets to "make people happier".

Three years into a statewide drought, California officials have taken drastic steps to reduce water use in cities and farms. 60 Minutes looks at the drought and efforts to combat the water shortage.