10 World's Oldest

1.) World's Oldest Yoga Instructor (83-year-old)Yoga instructor Bette Calman may be 83, but she's still bending over backwards to spread the benefits of the ancient Indian discipline. 2.) World's Oldest Working Microwave (40-year-old)They are part and parcel of most kitchens now. But in the Swinging Sixties, microwave ovens were cutting-edge technology. Frederick Stephens was among the first in