Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE Project_outcomes ( project_details VARCHAR, project_id VARCHAR )
TABLE: CREATE TABLE Projects ( project_details VARCHAR, project_id VARCHAR )

### Question ###
Which projects have no outcome? List the project details.

### Accurate SQL ###

SELECT project_details FROM Projects WHERE NOT project_id IN (SELECT project_id FROM Project_outcomes)