Editors' notes: Science and technology are advancing everyday. In the year of 2011, we have witnessed so many interesting and encouraging innovations. Creativity is what makes our life more colourful and makes our dreams come ture. 
Cat ears like hair band have abilities to wiggle, twitch, perk up or flop down by responding to user's brainwaves, at its promotional event in Tokyo, Japan. (Xinhua/AFP Photo)
