Got a moisture question? Wondering how or whether to insulate or ventilate? John Straube, Joe Lstiburek and their A-team of building scientists comprise the Building Science Corporation. Their website is one of the richest sources of free articles and blogs on just about everything related to the built environment. In a world where physics doesn’t bend for your beliefs or desires — such as this world — you want advice from these folks. Deep, solid science combined with engaging writings make this a fun place just for browsing, or for getting an important question answered.