This document discusses technology, its history, uses, and impacts. It begins by defining technology as tools that extend human abilities and have specific purposes. The document then discusses the history of technology from ancient weapons and structures to modern developments like electricity. It notes both pros and cons of how technology impacts lives through communication, entertainment, research and potential addiction or cyberbullying. The document also examines negative impacts like global warming and advances in warfare. It concludes by stating that the future effects of technology depend on how humans choose to develop and regulate it.