The purposes of mass communication include entertainment, education, and political propaganda. Among the fields of endeavour that engage in mass communication are marketing, public …

Dec 10, 2025 · Communication, the exchange of meanings between individuals through a common system of symbols. This article treats the functions, types, and psychology of …

Dec 29, 2025 · Language, a system of conventional spoken, manual (signed), or written symbols by means of which human beings express themselves. The functions of language include …

Military communication, the transmission of information from reconnaissance and other units in contact with the enemy and the means for exercising command by the transmission of orders …

Dec 24, 2025 · Satellite communication, the use of artificial satellites to provide communication links between various points on Earth. Satellite communications play a vital role in the global …

With the wide adoption of the Internet and the introduction of the World Wide Web in 1991 and of the first browser for accessing it in 1993, most e-commerce shifted to the Internet.

Nov 24, 2025 · Phonetics, the study of speech sounds and their physiological production and acoustic qualities. It deals with the configurations of the vocal tract used to produce speech …

Jan 3, 2026 · Bluetooth, technology standard used to enable short-range wireless communication between electronic devices. Bluetooth was developed in the late 1990s and soon achieved …

Nov 28, 2025 · Besides physically connecting computer and communication devices, a network system serves the important function of establishing a cohesive architecture that allows a …

What is animal communication? Why do animals need to communicate with each other? What are some basic ways that animals communicate? How do animals use sounds to send messages?