Speech comes naturally to most people, and spoken language was probably the first formal communications system evolved by humans. For most of human history, the spoken word was the primary method of communication among human beings.Know More
Writing was invented around 3500 B.C. It arose independently several times among the Phoenicians, Egyptians, Sumerians and Minoans, among others. At first, writing was confined to clay and stone tablets, with lightweight paper invented in about 500 B.C.
The advent of instantaneous communications came only with the magnetic telegraph in the early 19th century. Electronic communications only became wireless after 1894, when Marconi developed radio transmission technology.Learn more about Ancient America
Mercury (II) iodide is an ionic compound that has been used in the past for a variety of medical conditions in humans. Due to the risk of mercury poisoning associated with the substance and development of more effective medications, mercury (II) iodide is now used only in veterinary settings.Full Answer >
While some people claim to communicate with spirit entities through Ouija boards, scientists don't believe that the boards really work. They explain that the Ouija board functions due to the ideomotor effect, in which the body makes movements unconsciously.Full Answer >
Culture impacts the ways in which people communicate as well as the strategies they use to communicate. The different life experiences people have based on cultural norms also affect the interpretation they have of messages delivered by others.Full Answer >
The telephone changed society for the better by making it easier for people to communicate. This invention also revolutionized the business world and created thousands of jobs for women.Full Answer >