Is there a career that combines the environment, genetics, and engineering? What is a theriogenologist, and what education and skills does one need for this career? What careers can one enter with an associate's or a bachelor's degree? What careers have the best outlook in terms of projected new positions, and what salary ranges can one expect? This article provides an overview of free, online resources for career exploration, with a focus on life sciences careers. This review is intended to be of use to secondary and postsecondary students seeking information about careers in this field of science. Hopefully, teachers and faculty members advising students who are planning their career goals and majors will find this a helpful resource to share with students. All of the online resources in this review include the following information for each career in their database: a description of the types of work involved, the level of education needed, the median income, the outlook for employment, and links to related careers and more information, such as professional society websites. Additional types of information and resources are noted in the reviews.