Re-engineering drugs! Refining marijuana and ecstasy for medical applications.

Some interesting stuff. They're mapping the genome of marijuana to refine the medical aspects and reduce the narcotic effects. Personally I'd prefer to see tougher restrictions on alcohol and loosen them on marijuana.

NPR marijuana article

For ecstasy, they've found that it is extremely effective against blood cancers and lymphomas. It has to be concentrated to dosages that would be lethal, so they definitely have some work ahead of them.

BBC ecstasy article