Socio-economic trends including the ageing of populations in the developed world have let to markedly increased interest in improving society's ability to deliver effective care to older and chronically ill patients at home. The paper reports progress from recent European research on three key fronts faced in the diffusion of tele-homecare: Pilot applications to explore the features of as yet untried care domains, full clinical trials to present hard evidence of desired medical outcomes, and R&D to expand the capability of tele-homecare systems to meet the needs of a yet wider variety of chronic illnesses and patient groups.