Counties are colored red or blue when the % expected vote reporting reaches a set threshold. This threshold varies by state and is based on patterns of past vote reporting and expectations about how ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...

Controlled studies capture only a fraction of the effects of artificial intelligence. Economists should work with social scientists to find innovative ways to fully grasp this fast-moving field.