Many videos on the web do not include a simple poster frame, or a still image from the video clip, to indicate to the viewer the nature of the content. HTML5’s <video> tag supports a poster attribute, ...

Google explains more about its logic in supporting WebM and Ogg Theora codecs for the HTML5 video tag over H.264, but the Web video standard battle will only continue.

With Apple's continued embrace of HTML5 video for the iPad and other iOS devices, as well as Google's recent decision to reject H.264 in favor of WebM in its HTML5-compatible Chrome browser, the HTML5 ...

While the <video> tags are hard to miss, the HTML5 standard also includes a number of ways that a website can begin to act like locally installed software.

The compression efficiency debate. The viability of Theora for large-scale streaming video web sites is Google's primary concern. Google is committed to shipping both Ogg and H.264 support in its ...

If the browser can play the contents of the video tags, then the script does nothing. If your browser does not support HTML5 video, then the offending video tags are dynamically replaced with a ...