... Intelligent agents carry out resource discovery, submit observing requests, and analyse the reduced data returned by the telescope nodes. ... Each telescope has its own scheduler, which can talk to the agents using the Robotic Telescope Markup Language (RTML) transported over Globus middleware. ... From the point of view of an intelligent agent (or indeed a astronomer) there is little difference between a telescope and a database except the timestamps on the data. ... 2002, A&A, in press . ...