How to make better decisions—using scoring systems

When faced with difficult choices, we often rank the alternatives to see how they stack up. This approach is ubiquitous, used from major business and policy decisions, through to personal choices such as the selection of ...

AI crop predictor aids Africa's crisis planning

An artificial intelligence (AI) tool is using satellite remote sensing and machine learning to predict agricultural yields of key crops across Africa, to help mitigate the harms of climate change and other crises, its developers ...

How savvy shoppers undermined India's great cash swap

At 8:15 p.m. on November 8, 2016, India's Prime Minister Narendra Modi delivered a surprise address live on national television. He announced that, at midnight, all 500- and 1,000-rupee notes would cease to be legal tender. ...

page 3 from 14