The University of California system is a public university chain and is widely regarded as one of the top public university systems in the world. The UC system gives students a great opportunity to look into any subject, especially research and science. UC researchers are leaders in agriculture, medicine, and technology. These researchers and faculty members are responsible for over 5,500 inventions and 2,500 patentS, and create on average three new inventions per day. The University of California system has 10 campuses to choose from and many are ranked as some of the top schools in the world.