Cornell Students
Advance your studies, further your career
Earn credits, catch up, or get ahead during Cornell’s Summer Sessions.
You can study on campus, off campus, and online and choose from hundreds 3-, 6-. of 8-week courses.
Winter Session features rigorous online courses.
This three-week period is the ideal time to earn credits before the spring semester and really get to know your professor.
Student experiences
Cornell Summer Session is a 10/10!
— Howard, Summer Session grad
I loved how small my class was. We really bonded.
— Chloe, Summer Session grad
My winter course got me ahead before spring and I learned a lot in just three weeks.
— Xu, Winter Session grad
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Genomic Data Science in Dogs
Online: June 22 to July 31, 2026
This three-credit course (VTBMS 1210) will introduce you to genomic data science using real genomic datasets from cutting-edge dog genetic research. You’ll learn key background concepts for understanding genomics, develop skills for accessing and evaluating genomic data, and discuss future opportunities and ethical concerns regarding dog and human genetic testing. You’ll also have the option to do commercial genetic testing on your own pet dog. This is an intensive, interactive course including asynchronous lecture material, live office hours, and online discussion.