But what about color? If plate area can change serving size, could we also trick ourselves into eating less by changing the color of those dishes?

那么餐具的颜色呢？如果餐具的大小可以影响人们的进食量，那么我们可以通过改变餐具的颜色让人们吃得少点吗？

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In lighting, for instance, we've seen the development of light bulbs that can not only be turned on and off (and dimmed) via WiFi, but also change color -- from companies as diverse as lighting giant Philips and Kickstarter campaigner LIFX.

ENGADGET: Switched On: The roads to home automation