A BS can stand for different things depending on the context, but in the academic world, it usually refers to a Bachelor of Science degree. A Bachelor of Science is a four-year undergraduate degree offered by many universities and colleges in various subjects. It is often a requirement for some of the most in-demand and competitive jobs, and earning one can open doors to all sorts of careers and further study options. The coursework for a BS degree typically leans more heavily toward science, technology, engineering, math, and lab studies and research, all of which you can tailor to complement your major. BS degrees are typically more structured, strictly focused on the major, and helping you master the technical skills youll need for your field.