Extraterrestrial life should be common. Discussing this with colleagues over lunch in 1950, physicist Enrico Fermi asked: "Where are they?" or "Where is everybody?" The paradox is between evidence for its likelihood, and lack of evidence for its existence
In computing, HyperText Markup Language (HTML) is the predominant markup language for the creation of web pages. It provides a means to describe the structure of text-based information in a document — by denoting certain text as headings, paragraphs, li
A markup language combines text and extra information about the text. The extra information, for example about the text's structure or presentation, is expressed using markup, which is intermingled with the primary text. The best-known markup language in