Google Design is a cooperative effort led by a group of designers, developers, writers, and UX advocates at Google whose goal is to capture and share our work and ideas with you.
We challenged ourselves to create a visual language for our users that synthesizes the classic principles of good design with the innovation and possibility of technology and science. This is material design. This spec is a living document that will be updated as we continue to develop the tenets and specifics of material design.
Large collection of articles about material design.