For some reason when Yahoo Answers links appear in google search results, I am unable to click these links in Firefox, it just brings me to a blank page. In IE this works fine.
The same thing happened to me! And it was all Yahoo sites, not just Answers. I FINALLY solved my problem today.
Do you have the Firefox add-on Disconnect enabled? If so, do the following:
Hopefully it'll work! I was having the same problem and once I disabled Disconnect, I realized that was the issue. But for internet security, I reinstalled it and luckily the Yahoo sites still worked.