Hydrological phenomena are studied within the field of hydrology, and include:

Louv claims that causes for the phenomenon include parental fears, restricted access to natural areas, and the lure of the screen.

Psychoacoustic phenomena include the effect that high-order harmonics are more offensive than low.

For some individuals the phenomenon may include a diaper fetish and/or arousal from infantilism.

Every mental phenomenon includes something as object within itself, although they do not all do so in the same way.

The castle is said to be haunted and reported phenomena include:

Known commonly as antebellum reform, this phenomenon included reforms in temperance, women's rights, abolitionism, and a multitude of other questions faced by society.

Other common optical phenomena involving water droplets rather than ice crystals include the glory and the rainbow.

The phenomena discussed include social conventions, social groups in a central sense of the term, group languages, collective belief, and acting together.

Other cultural phenomenon include the rise of young female Liang mou models.