Have you heard about the “mobile phone watch”? If not, read our gadgets and gizmos articles because our authors tell much about this amazing stuff. Other interesting things to know about are stun guns – where they come from and how they work. There is also the incredible micro controller – what it is and what it can do for you. A lot of other little but useful things are in this category. Articles about choosing test kits for biological weapons, and how a handheld anemometer work would be great to read.