HTML 5, the all new updated and advanced version of HTML. But it is still under testing & development and is supposed to be the new alternative for adobe flash. It is most burning topic over the internet.
Apple has also used HTML 5 to replace flash from their OS(Operating System). Now HTML 5 is supported by all types of browsers & Web applications.
Here are some of the Examples of Upcoming HTML 5
Block Based Destruction
For More information about Block Based Destruction.
More information at Canvasmol.
Drag & Drop Feature
Read More about Drag & Drop.
Google Gift Box
More info for Google Gift Box.
If you want to learn more about HTML 5, then you can refer to Wikipedia Reference.