8.1k PhD programmes in United States

The PhD degree in Chemical Physics at Columbia University is conferred on qualified students whose interests lie in areas of research that overlap both chemistry and physics.

The basic philosophy of the Interdisciplinary PhD program in Biostatistics at The Ohio State University is to provide trained personnel to the academic biostatistics community, including academia, industry and government. The goal is to develop a student's ability to create new methodologies as well as address applied questions that arise from the biomedical sciences and public health.

Stanford University's Ph.D. program in Philosophy is among the world's best. Our graduate students receive their training in a lively community of philosophers engaged in a wide range of philosophical projects. 

The School of Communication at The Ohio State University offers a unique graduate program for studying the underlying mechanisms and theoretical explanations for communication phenomena.

There are two Exercise Science Ph.D. specializations in the Department of Kinesiology at University of Kentucky and Health Promotion: Exercise Science with a specialization in biomechanics,and Exercise Science with a specialization in exercise physiology. 

Earning your online PhD in Psychology - Social Psychology at Walden University requires commitment, perseverance, and hard work. You can do it, and Walden is here to help—with our Doctoral Degree Coach.

This Nursing Practice terminal degree at Northern Arizona University is a pinnacle for nurses who have earned a master’s degree in nursing.  

We offer additional services to Reading, Literacy, and Assessment (Non-Licensure) students at Walden University to help you achieve your goals while balancing work, life, and other priorities.

The Earth Sciences and Environmental Sustainability - Climate and Environmental Change program of the Northern Arizona University will prepare you to pursue research and educational opportunities that advance new understandings of natural climate variability.

The Earth Sciences and Environmental Sustainability - Engineering Sustainable Systems program of the Northern Arizona University will prepare you to pursue research and educational opportunities that advance engineering analysis and applications relevant to sustainable development.

This Industrial and Systems Engineering PhD program from University of Michigan - Dearborn is for you if you want to acquire the advanced knowledge needed to become a creative researcher, technical leader, and technology innovator in industrial and systems engineering.

The Ecology and Evolutionary Biology program from The University of Arizona provides research training in ecology and evolutionary biology with areas of strength in biological diversity, evolutionary history and mechanisms, community structure, ecological interactions, behavior, development and mathematical biology. 

Why You Should Choose Walden University's Online PhD in Industrial and Organizational Psychology - Evidence-Based Coaching? Be confident in your education.

The Government and Public Policy program from The University of Arizona is designed to impart the skills and knowledge needed to teach and conduct research at academic institutions.  

The University of Illinois at Chicago Business PhD program in Management Information Systems educates and trains future scholars to establish successful careers as productive researchers, scientists and scholars at leading universities and research institutions.

The Environmental Health Sciences program from The University of Arizona is offered by the Division of Community, Environment, and Policy. Using an interdisciplinary approach, Environmental Health Sciences examines the critical link between environmental and occupational exposures and human health. 

The PhD in Special Education at University of Illinois at Chicago prepares individuals for careers as university scholars, teacher educators, and school leaders. 

The Astronomy and Astrophysics program from The University of Arizona emphasizes research at the frontiers of astrophysics. Areas of concentration are theoretical, observational, and instrumentational astronomy. 

The Neuroscience program from The University of Arizona is designed to provide students with the knowledge and tools that they will need to embark on careers as educators and researchers in the field of neuroscience.  

The Doctor of Nursing Practice with an Emphasis in Educational Leadership program at Grand Canyon University empowers graduates to initiate evidence-based practice strategies that enhance health care and improve patient outcomes.