Carbon has gotten a bad rap. Joined by two oxygen atoms, it transforms into carbon dioxide, the greenhouse gas that human activities are adding too much of to the atmosphere. But carbon also is the element that makes life on Earth possible. This article offers a fascinating look at the science, history, and culture of …
Think of an apple. In your mind, you can see its red color, feel its smooth surface, smell its sweet fragrance, take a bite and listen to its crunch. All the signals you perceive originate from the apple: visual, tactile, olfactory, gustatory and auditive. Combine all these senses, and you really know what an apple …
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