Have We Found All the Elements? (IMAGE) American Chemical Society Caption Four elements have been added to the periodic table this year, completing the seventh row. However, these new elements are not naturally occurring. Scientists had to create them and overcome a number of challenges to do so. In this week's Reactions video, we look at how elements are made and whether or not creating even more is possible. Watch the video here: https://youtu.be/rwC9BBHkaAI. Credit The American Chemical Society Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.