Technology consists of the practical application of scientific knowledge with the goal of solving practical problems, and extending human capabilities.
Examples of technology are the internet, railways, airplanes, ships, and bridges.
Technological advancement began in the stone age with the first stone tools. These tools are technological devices because they helped human ancestors extend their chances of survival.
Their mission was to explore the unknown territory, establish trade with the Natives and affirm the sovereignty of the United States in the region. One of their goals was to find a waterway from the US to the Pacific Ocean.