String theory is perhaps the most high-profile candidate for what physicists call a theory of everything – a single mathematical framework capable of describing the entirety of the known ...

Design could help to probe the ‘ignorosphere’, a layer of ultra-thin air that has largely escaped exploration by balloons, aircraft and satellites.

A factor is a financial intermediary that purchases receivables from a company. It agrees to pay the invoice, less a discount for commission and fees.

Jeremy Hecklinski details his decision to transfer to Iowa from Wake Forest, and Kirk Ferentz and Tim Lester describe his game at quarterback.

President Trump's higher import taxes take effect today, impacting several countries. And, the sergeant who opened fire at Fort Stewart, injuring five of his coworkers, is in custody.

This page provides basic information on the IMF's Special Drawing Right, and answers to the frequently asked questions.