natural science(noun) the sciences involved in the study of the physical world and its phenomena. natural science(Noun) A science involved in studying phenomena or laws of the physical world; a general term of physics, chemistry, biology, astronomy, and so on. Natural science. The natural sciences are those branches of science that seek to elucidate the rules that govern the natural world through scientific methods.
Local number portability (LNP) lets you change your phone company that provides you with your local calls without changing your telephone number(s).Taking your telephone number to another phone company is known as 'porting'.ocal number portability (LNP) lets you change your phone company that provides you with your local calls without changing your telephone number(s).
RCH Portability is the only program proven to routinely transfer participantsâ balances from one plan to another, when they change jobs, resulting in: 1  Higher average balances / increased retirement readiness. 2  Lower cash out levels. 3  Fewer lost & missing participants.  Reduced fiduciary risk.