Ultra-secure form of virtual money proposed

A new type of money that allows users to make decisions based on information arriving at different locations and times, and that could also protect against attacks from quantum computers, has been proposed by a researcher at the University of Cambridge. The theoretical framework, dubbed ‘S-money’, could ensure completely unforgeable and secure authentication, and allow … Read more Ultra-secure form of virtual money proposed

Rethinking digital service design could reduce their environmental impact

Human-Computer Interaction researchers from the University of Bristol looked at how much electric energy was used to provide YouTube videos to people globally in 2016, to enable them to estimate the service’s carbon footprint in that year. Their analysis showed it was around 10Mt CO2e (Million Metric tons of carbon dioxide equivalent) – approximately that … Read more Rethinking digital service design could reduce their environmental impact

Using a mobile while browsing the shelves may make shoppers buy more

Dr Michael Sciandra at Fairfield University, US and colleagues investigated the impact of mobile phone use on in-store shopping behaviour. They found that those who used mobile phones in store for purposes unrelated to shopping, such as making phone calls, sending text messages, checking emails or listening to music, were more likely to make unplanned … Read more Using a mobile while browsing the shelves may make shoppers buy more