Take the old CPU from your computer ... the powerful neodymium magnets in a hard drive or other computer components. Dismantle the parts containing these magnets and glue them to the back of ...

Upgrading a laptop, or replacing old parts can improve its performance without breaking the bank. A few hundred dollars in hardware can give your ageing Mac or Windows machine a new lease on life.

While some old hard drives can't hold files anymore, they still have moving parts you can use ... set up login and password credentials on your computer. You can transform your old hard drive ...