A fiction or nonfiction story in which an undertaking involving risk and physical danger, forms the main storyline.
The study of the movements and relative positions of the stars and planets as a means for explaining personality traits and future events.
The study of celestial objects, including stars, galaxies, and planets, and more generally objects and processes outside the atmosphere of Earth.
The use of language, photographs or artwork to generate laughs and a general sense of levity.
Of, or relating to, any device that makes computation easier for humans or animals. This subject can range as far back in history as tally sticks and the abacus.
Generally consisting of cookbooks, publications in this genre generally provide instruction on the preparation of food and drink from a simple form into a more complex form for consumption by humans or animals.
A genre of fiction that uses magic or other supernatural elements as a main plot element, theme, or setting.