Biostar is the bioinformatics, computational genomics and systems biology stack exchange website for asking questions. http://biostar.stackexchange.com/

You should be able to find some interesting topics on Nature http://www.nature.com/nature/index.html

There are several. One is forum on careers by sciencemag.org http://sciencecareers.sciencemag.org/

http://scforum.sciencecareers.org/

Also you can go to the following blogs which are interesting. http://pipeline.corante.com/