How does science affect society? A few of the contributions that science and technology have made to everyday modern life are as follows. The automobile has proven to be a practical solution to the problem of getting from place to place by providing a convenient, flexible means of transportation.
Sankofa is a word in the Twi language of Ghana that translates as Go back and get it (san - to return; ko - to go; fa - to fetch, to seek and take) and also refers to the Asante Adinkra symbol represented either with a stylized heart shape or by a bird with its head turned backwards taking an egg off its back.
Sankyo is the third joint locking technique taught in aikido, and can be an effective technique in self defense. In this series of photos, you'll see sankyo applied from a unique, functional entry I call the crash. After sankyo is applied, you can hold your opponent in the lock, throw him to the ground, or in a worst case scenario, break his wrist.