Humans are incredible creatures who have invented new ways to make our lives better. Medical advancements meant we could live longer and better lives. Technological developments have helped us better understand our planet and the universe. We are continuing as a species to try and find the answer to more of life?s questions. Some inventions were done by a whole team of researchers, while one person conceived others in a basement. Inventing is one thing that humans will continue to do. So, if you?re fascinated by the inventions that have changed our world, take this How Well do You Know These Popular Inventions of the Last 100 Years quiz. Good luck!