2. Unusual, significant, or unaccountable facts or occurrences; marvels.
2. A remarkable, talented, and unusual individual or event: Beethoven was considered to be a phenomenon among musicians.
The normal plural form of phenomenon is supposed to be phenomena; however, phenomenons is also usually acceptable when referring to people or things: Reckless speculators are phenomenons among today's investors.
Phenomena is the correct plural form for scientific content: The phenomena were observed by astronomers throughout the world.
Tomorrow's weather forecast calls for several atmospheric phenomena.
A theory can lead to a new conclusion or the discovery of a phenomenon. Developments of a theory often result in a change in paradigm; that is, looking at or thinking about a scientific problem in a totally different way as indicated by a set of assumptions, concepts, values, and practices that constitute a way of viewing reality for the scientific community that shares them.