No longer are you only subject to malware from email attacks. For quite a long time now perpetuators of malware have been using many different Social Engineering techniques to infect your computer. The latest method involves redirecting search pages like mentioned in this Ed Bott article though ads on the search page. Be aware of what you are choosing from these web pages and if you are presented with popups wanting to install software to be able to run on your system, be very wary. Read this article to see just how unscrupulous these guys are getting.
Bing ads lead to more malware; new Mac Trojan in the wild | ZDNet