On a regular basis the federal government redesigns the US currency primarily in order to increase security by integrating the latest anti-counterfeiting features. It can take several years to ...

"Trump's return to office has created a genuine threat to [the dollar's] status for the first time in generations," according to Columbia University experts.

The US dollar is used as official currency in several countries besides the United States. Ecuador and Zimbabwe both switched to the US dollar after financial crises made their local currencies ...