Q: Where I can find a free footage to make my presentation in class more engaging? My students are copiyng images from Internet for their projects. How to make sure that they are copyright free?

A: In a situation when students are assigned to use the pictures for power point presentation project I will advise students to search in public domains.

How to use Creative Commons to find free images, audio and video tutorial: http://www.youtube.com/watch?v=YvsbJaJeFGY
The instructions are at Creative Commons wiki page: http://wiki.creativecommons.org/Public_domain
and here: http://wiki.creativecommons.org/Frequently_Asked_Questions

Not all the links are working but it is a good place to start your search for free footage.
CC free video search: http://wiki.creativecommons.org/index.php?title=Special:Ask&offset=50&limit=500&q=[[format%3A%3AMovingImage]]&p=mainlabel%3DName%2Fformat%3Dbroadtable&po=%3F%3DName%23%0A%3FMainurl%3DWebsite%0A%3FSize%0A

and films: http://wiki.creativecommons.org/Video

Example: http://wiki.creativecommons.org/Blip.tv
http://blip.tv/

Q: I'd like to follow the discussion about today's emerging technologies. Where I can find the most recent information?

A: EDUCASE is the best conference to learn first hand about innovations in higher education. 2013 Horizon Report has some answers to your questions.
2013 Horizon Report | EDUCAUSE.edu
http://www.educause.edu/

Q: I'd like to use some tools to engage students in analysis of data. What is out there?

A: Lucky you! - Hans Rosling helps to see a joy of statistics (literally) with Gapminder software. It is available for download for free: http://www.gapminder.org/world-offline/
Enjoy!

Q: I heard a new term "gamification". What does it mean?

A: It is new way of incorporating games in your teaching style and mostly applicable for online learning environment. judge for yourself - this article is presenting all arguments for defining "gamification" as the use of game design elements in non-game contexts: bit.ly/o6aX1U

From Game Design Elements to Gamefulness: Defining “Gamification”

Q: developing online course is a project. Do you know any free project management tools available online?

A: this article gives you a list to choose from: http://www.smashingapps.com/2010/02/15/10-free-tools-for-effective-project-management.html
The additional links are in the comments below:
http://www.oneplacehome.com/
https://launch.unifiedinbox.com/
http://openatrium.com/
http://www.gtdagenda.com/
http://www.teamworkpm.net/

etc.

Q: Do you consider using Gamification and emotion-sensing software for teaching in near future?

A: Welcome to the future: Gamification and emotion-sensing software

Q: I want to put something on the internet, but how do I do that.

A: I want to introduce you to the digital representation of a sticky wall - a drag-and-drop interface - Padlet: http://padlet.com/ (in case you didn't know about it).

It is available in Chrome browser. If you consider using more interactive tools with your students online it is a good addition to a blog. It gives your students more control on building a group website.

Resources:
http://techcrunch.com/2013/02/21/yc-backed-padlet-brings-drag-and-drop-to-collaborative-web-site-creation/
http://www.freetech4teachers.com/2013/02/wallwisher-is-now-padlet.html#.USucjWej-MQ

Check more creative tools at Chrome:
https://chrome.google.com/webstore/category/app/89-creative-tools?utm_source=chrome-ntp-icon

such as
Balsamiq Mockups (wireframing tool - not free)
bomomo - drawing tool (free)
mind map - mapping tool
Autodesk 123D Catch - turn your photo into 3D model
etc.