Answer: the pre-frontal lobe allows humans to temporarily hold information to complete a task (working, or short-term, memory). the hippocampus plays an important role in the consolidation of information in the short-term memory to long-term memory.
Answer: A great way to have "better" memory would be to consume fish. Fish have special vitamins and minerals that help the brain immensely, which may also help prevent memory loss and help better the brain in different ways. Another reason why fish is called "brain food".
Why do girls not have better short term memory loss?
Answer: Most types of RAM are short-term. DRAM, DDRAM, and most other forms of (what most people call) RAM used in computers today are "short-term" or "dynamic" (DynamicRAM). However, not all forms of RAM are short term. There is SRAM, which is more long-term or "static (StaticRAM).
Answer: Computer RAM is like short term memory because when the computer is turned off, the information is lost. RAM is quickly accessible to the computer, too, similar to how you can remember a phone number you need to enter quickly, but it takes time for you to remember what happened to you last week at the mall, at school, etc.