Attending conferences helps with staying current and provides networking opportunites with peers and colleagues in your research field.
Have you considered submitting an abstract for a conference you'd like to attend? Many conference papers lead to publications in conference proceedings.
This page provides some useful conference listings. Many of the listings provide an alerting service.
A wiki for Calls For Papers in science and technology - lists around 15,00 CFPs
Calls For Papers website compiled by University of Pennsylvania (Dept of English)
Browse Conferences by Topic or subscribe to this free service to keep informed about upcoming conferences
A directory focusing on conferences, conventions, trade shows, exhibits, workshops, events and business meetings.
Institute of Physics
There are vetted tools to help researchers identify recognised conferences in their respective fields.
Further there are conference portals and -directories created by companies with potential commercial interests in creating the lists and promoting the conferences. Always evaluate information sources used to make strategic decisions carefully.