LI-FI Internet

What if we could use existing technologies to provide Internet access to the more than 4 billion people living in places where the infrastructure can't support it? Using off-the-shelf LEDs and solar cells, Harald Haas and his team have pioneered a new technology that transmits data using light, and it may just be the key to bridging the digital divide. Take a look at what the future of the Internet could look like.

 

TED Talks - Jamie Bartlett: How the mysterious dark net is going mainstream

There’s a parallel Internet you may not have run across yet — accessed by a special browser and home to a freewheeling collection of sites for everything from anonymous activism to illicit activities. Jamie Bartlett reports from the dark net.

Daphne Koller: What we're learning from online education

Daphne Koller is enticing top universities to put their most intriguing courses online for free -- not just as a service, but as a way to research how people learn. With Coursera (cofounded by Andrew Ng), each keystroke, quiz, peer-to-peer discussion and self-graded assignment builds an unprecedented pool of data on how knowledge is processed.

Best of TED - Peter Norvig: The 100,000-student classroom

In the fall of 2011 Peter Norvig taught a class with Sebastian Thrun on artificial intelligence at Stanford attended by 175 students in situ -- and over 100,000 via an interactive webcast. An interesting speech if you want to learn more on how to attend free university courses online and how the education system is changing.
Worth checking also the following sites offering free university education open to everyone aand everywhere in the world.

Udacity: http://www.udacity.com/courses

EdX (MIT, Harvard, Berkeley) : https://www.edx.org/courses

Stanford: http://www.stanford.edu/online/courses/

Best of TED - Luis von Ahn: Massive-scale online collaboration

For those of us who really hate Captcha, worth watching how this annoying feature is now improving the world. After re-purposing CAPTCHA so each human-typed response helps digitize books, Luis von Ahn wondered how else to use small contributions by many on the Internet for greater good. At TEDxCMU, he shares how his ambitious new project, Duolingo, will help millions learn a new language while translating the Web quickly and accurately — all for free.

Best of TED: Misha Glenny: Hire the hackers!

Despite multibillion-dollar investments in cybersecurity, one of its root problems has been largely ignored: who are the people who write malicious code? Underworld investigator Misha Glenny profiles several convicted coders from around the world and reaches a startling conclusion.

Online Education Infograph

Check out this infographic from OnlineEducation.net about how the world of online learning has changed and grown over the years.



Via: OnlineEducation.net

Broadband access rankings

Interesting report on how countries fare when it comes to broadband access: