Know what you’re dosing: Different species and strains can have dramatically different levels of psilocybin, the hallucinogenic compound.

Dr. Martha Roser, author of a headline-making study, talks about the promise and limitations of her findings.

Drug-induced psychosis is a real thing. But which drugs? At what dosage? All these variables matter.

Microdosing psychedelics has become a popular wellness trend, but is it really that beneficial? Learn more on the science of how much you take and how often you take psychedelics.

Ketamine affects the brain differently than ecstasy or psilocybin. Why? The answer lies in each drug’s chemical structure.

When psychedelic medicine is effective, is it pure chemistry—or is the experience of the trip essential?

New research finds psychedelics can ease our fear of death. But the connections between the mind and mortality stretch back thousands of years.

We dug into the data to find out how cannabis consumer demands have shifted in the last year. Spoiler alert: They want more CBD.

A 2017 study looked at the impact of THC on memory in young vs. older mice. Learn more about the findings and what it could mean for future research.

We caught up with Rick Doblin to discuss MAPS-funded medical cannabis clinical trials and his thoughts on the end of federal prohibition.