harâ¢binâ¢ger. 1. one that announces or foreshadows the approach of someone or something; forerunner; herald. 2. a person sent in advance of troops, a royal train, etc., to provide or secure lodgings and other accommodations. 3. to act as harbinger to; herald the coming of.
Though many people say that technology is useful and helps society, in reality, technology is unhealthy and can cause social and academic problems.
1 What technology is and the differences between science and technology. 2  About the role of science and technology in society and that technology positively influences our quality of life by helping us learn, live safely, and stay healthy.IRECTIONS. 1  Begin by asking students what they know about technology, or if they know examples of technology. 2  Jot all examples on the board. 3  Students should understand that they know quite a bit about technology, by virtue of their daily experience with electronics (MP3s, TVs, computers, printers).