Would you like to learn about gravitational waves, ripples in spacetime caused by extreme cosmic events? Do you want to understand the theory, detection, and implications of gravitational waves for physics and astronomy? If so, this course is for you.
Would you like to learn how to assess the environmental impact of any project or activity? Would you like to learn how to evaluate the effects of human activities on the environment and propose measures to prevent or mitigate them? If so, I recommend that you enroll in the online course Introduction to Environmental Impact Assessment.
Would you like to learn how to correctly name and write the formulas for the most common chemical compounds? If so, I recommend that you enroll in the online course Chemical Formulation and Nomenclature from the Universitat Politècnica de València, on the edX platform.