The graph colouring problem, a classic NP-hard challenge, is central to many practical applications such as scheduling, resource allocation and network management. Recent advances have seen the ...

ZIP codes with the highest poverty levels also experience higher rates of obesity, depression and low birth-weight babies. Limited access to affordable healthy food and transportation to medical ...

(This is the second part of a two-part article. Read the first part.) In March of 1941, while the Germans were occupying half of France, the French painter Henri Matisse underwent a grave operation in ...