Go the the Gaming site, Gamasutra and you will get the above warning from Google Chrome. A similar warning will appear on Safari, blocking access to the entire site.
Gamasutra has Tweeted about the problem and are looking into a solution. They have not commented on the source of the problem, or if the malware threats are real or not. We will update this article as more information becomes available.
Thanks everyone for bringing the malware warnings to our attention. We are currently looking into the issue.