FAIL is turn-of-the-century internet slang that came to popularity through image macros and short videos depicting situations with unfortunate outcomes. Traditionally, the verb “fail” has been a used to signify the opposite of “succeed,” to fall short of achieving a goal. Today, the word is also commonly used as an interjection to point out a person’s mistake or shortcoming, often regardless of its magnitude.Nature, in the broadest sense, is equivalent to the natural, physical, or material world or universe. "Nature" refers to the phenomena of the physical world, and also to life in general. It ranges in scale from the subatomic to the cosmic. The study of nature is a large part of science. Although humans are part of nature, human activity is often understood as a separate category from other natural phenomena.