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).
There are a total of 65535 ports available for use in the TCP/IP framework, and ports 0-1023 are considered âwell knownâ ports. Here is a list of ports which are commonly used and essential in server-side Internet communications: 20/21 â File Transfer Protocol (FTP): used for uploading and downloading files to and from a server. 25 â Simple Mail Transfer Protocol (SMTP): used for sending emails through a server.