- Calculus (Wikipedia)
Calculus is the mathematical study of continuous change, in the same way that geometry is the study of shape, and algebra is the study of generalizations of arithmetic operations.
- N,N-Dimethyltryptamine (Wikipedia)
N,N-Dimethyltryptamine (DMT or N,N-DMT, SPL026) is a substituted tryptamine that occurs in many plants and animals, including humans, and which is both a derivative and a structural analog of tryptamine. DMT is used as a psychedelic drug and prepared by various cultures for ritual purposes as an entheogen.