(plural paradigm shifts) 1  A radical change in thinking from an accepted point of view to a new one, necessitated when new scientific discoveries produce anomalies in the current paradigm. ( US) A radical change in thinking from an accepted point of view to a new belief.
The use of IN GOD WE TRUST has not been uninterrupted. The motto disappeared from the five-cent coin in 1883, and did not reappear until production of the Jefferson nickel began in 1938. Since 1938, all United States coins bear the inscription.
The Congress shall have Power To...coin Money, regulate the Value thereof, and of foreign Coin.... Congress's power to coin money is exclusive: under Article I, Section 10, the states are not permitted to coin Money; emit Bills of Credit; [or] make any Thing but gold and silver Coin a Tender in Payment of Debts.....nder the Articles of Confederation, the power to coin money was a concurrent power of Congress and the states. To create a more standardized monetary system and reduce the costs of running mints, the Constitution granted this power to Congress exclusively.