Three years of war in Ukraine have left Europe with a hefty bill. The region has so far refused to touch the $229 billion of Russian central bank cash sitting in the EU – but could this change?

Why is urban heat island relevant to the UPSC exam? What is the significance of topics such as the global navigation satellite system, Houthis, and sonic weapon on both the preliminary and main exams?

A twenty doesn't buy what it used to, but some rare 20-dollar bills can actually be worth a lot. Knowing what to look for can ...