What is the difference between save search and workspaces?

When you perform a search in Causaly to answer your scientific questions, you either have the option to  save all the results retrieved by using the function or select specific relationships and/or documents for further evaluation, by using the within a side bar or below an article title, to add it into your Workspace. Please note that you cannot save searches within your Workspaces folders, only selected relationships and documents from within search results.