There are other cloud classification systems too, such as the National Weather Service's cloud chart, which classifies clouds ...

Objective: To harmonize food classification and food composition databases, allowing comparability of consumption at both food and nutrient levels in Europe. Design: To establish the level of ...

Animal magic: Asteroids and meteoroids may only be classified in terms of a fixed range of animal sizes, but giraffes are excluded. (Courtesy: iStock/naeblys) A new system for classifying the sizes of ...