Yes, it is worth to learn Data Science because it is an emerging technology and there is a huge requirement for Data Scientist in the market. Many professionals and grads looking at their careers in Data Science fields and they are confused about how to change their careers in this field and what should they learn and update. The amount of data that is being produced from different sources such as IoT devices, self-driving cars, AI-controlled machines and drones are only going to rise this year with more progressions to look forward to in the field of Machine learning and Deep learning.
If you are interested in Data Science, I would suggest you enroll in this Data Science Online Course Courses by Intellipaat.
Also, watch this video on Data Science to learn more: