You wouldn't have Basketball either. You wouldn't have William Shatner, Jim Carrey, Seth Rogen, Frank Gehry, Jack Warner, Sue Johanson (Sunday Night Sex Show), and others that I can't really think of. =P
The telephone was invented here, the guy who invented the first transmissions of voice and music over radio, sonar and patented the first television. We've given you all Standard Timezones, Trivial Pursuit, Java, the Canadarm, music synthesizers, gas masks, five-pin bowling, long lasting alkaline batteries, insulin, artificial pacemakers, abortion, the chiropractic profession, most of the draft work for The Universal Declaration of Human Rights, the electron microscope, discovered continental drift, verified the existence of quarks, discovered stem cells, discovered the cause of cancer, open heart surgery, mapped the visual cortex of the brain, chemotherapy, discovered the cause of radioactivity, and of course, Wolverine from the X-men.
Also, William Osler, the Father of Modern Medecine... and Norman Bethune who's work in China makes him the most popular and well-known physician ever.