The <article> tag is supported in Internet Explorer 9+, Firefox, Opera, Chrome, and Safari.
Note: Internet Explorer 8 and earlier versions, do not support the <article> tag.
The <article> tag specifies independent, self-contained content.
An article should make sense on its own and it should be possible to distribute it independently from the rest of the site.
Potential sources for the <article> element:
The <article> tag is new in HTML5.
The <article> tag also supports the Global Attributes in HTML.
The <article> tag also supports the Event Attributes in HTML.
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