Everyone doesn't simply wait their turn at traffic lights. Signals are set up to enable a 'green wave' for cars and adjust to heavy traffic, making walkers wait longer no matter how many there are.
There may be altruistic reasons for companies to adopt 'pay as you want' pricing, but research shows it can lead to an increase in revenue.
Banks are experimenting with chatbots, but research shows we may not be ready to give them a go.
Biologists, along with most of the internet, have been puzzled as to why peacock spiders have such flamboyant courtship displays. So we decided to find out.