Simply put, pi is a mathematical constant that expresses the ratio of a circle’s circumference to its diameter. It figures into numerous formulas used in physics, astronomy, engineering and other ...

The mother of jailed Egyptian-British dissident Alaa Abd el-Fattah was taken to hospital on Monday night as she neared the 150th day of a hunger strike in protest against her son's imprisonment in ...

Al-Monitor is an award-winning media outlet covering the Middle East, valued for its independence, diversity and analysis. It is read widely by US, international and Middle East decision makers at the ...