Do is an irregular verb, which means that it has different forms depending on tense and the subject it’s being used with. The form does is only used with third person singular subjects, such as the pronouns he, she, and it, as in She does yoga. The past tense form of do is did, and […]

Albert Hoffman, the chemist who discovered LSD, was the first to extract psilocybin from a sample of Mexican magic mushrooms in the late 1950s. With botanist Roger Haim, Hoffman confirmed the presence of psilocybin in a sample P. semilanceata using a separation method called chromatography. As well as liberty caps, other nicknames for P. semilanceata […]

Baking soda, or sodium bicarbonate, is one such common adulterant. When ingested, it reacts with gastric acid to release carbon dioxide, which can affect the pH of urine and potentially render it useless for testing. Most drug tests screen for specific drug metabolites, which are the breakdown products of drugs processed by the body. These […]

One of the ways your brain adapts is through the up-and-down regulation of receptors. So if your serotonin receptors get hyper-activated by serotonin molecules, they may retreat into the membrane of the dendrite, essentially shutting themselves down for a while. One theory says that they do this in order to avoid getting damaged from over-stimulation. […]