What’s inside a computer? The more curious of us have taken apart our favorite gadget. A quick peek and you will see the integrated silicon chips of the motherboard, a power supply, some data ports, and the hard drive. We all cherish our computer’s CPU and RAM, they provide the speed and processing power. And what descent into madness would there be without internet connectivity through a router port or Wi-Fi card? But the most treasured part of the computer is the hard drive. It stores our homework, our photos, our programs, and our secrets
For people who have lost a limb, prosthetic arms and legs provide a means of gaining independence and feeling that they can achieve tasks on their own. Traditionally though, these prosthetics have been somewhat uncomfortable and clunky; the external electrodes can be affected by nearly devices and there is a lack of fine dexterity. Many amputees report that one of the main reasons for not wearing their prosthesis is because of problems related to the discomfort around the socket.