The echoes are familiar. The “colour revolutions” of the 2000s — Serbia, Georgia, Ukraine — followed the same script: mass ...

Introduction Artificial intelligence is one of the most prominent innovations of the modern digital revolution. It has ...

Sexual behavior is one reason why female mammals typically live longer than their male counterparts, according to a new study ...

Around the world, women on average live longer than men. This striking pattern holds true across nearly all countries and ...

Scientists estimate there are over 8 million animal species on Earth. Over a million of these species have been named. Here’s ...