I love Blip.fm and I like the idea of sharing favorite videos from TV as well. I think it's a stretch for extensive use in the classroom, but it is an option in some cases.
A Firefox extension/add-on that shows you a relevant Wikipedia article along with your search results. Clicking links in the article will trigger new Google searches, making it a very useful research tool..
I don't use twitter this extensively, but if I were, then tweetdeck would be a must. I am going to explore and would love some ideas for why I should use this in my educational learning community? I need the value added. I can track stock quotes through other apps that are more effective, what do I need tweetdeck for?
This wiki collects information about tools and resources that can help scholars (particularly in the humanities and social sciences) conduct research more efficiently or creatively. Whether you need software to help you manage citations, author a multimedia work, or analyze texts, Digital Research Tools will help you find what you're looking for.
Not all the software is free, but it does provide an extensive list of software for use.
Drag & Drop.io 2.0.1: Store and share pictures, videos, audio, documents and more without an account, registration or email address. Sharing is private.
This is also a great tool for cropping and slicing parts of a video to share with others. You can use to specify the start point of your video or to skip scenes, zoom in, annotate your video,and even play it in motion.