The BMBF-funded GerontoSys Project JenAge (Systems Biology of Mild Stress in Healthy Ageing - A Multi-Species Approach) has launched its website. In addition to representing the research focus and network partners, it features an information centre with a growing compilation of ageing-related databases, a library with journals and books as well as a list of important papers on ageing and age-related diseases and finally a Meetings Calendar.