Humanity missed a chance to save the world

Facebook founder Mark Zuckerberg has met several high-profile conservative figures in US politics in a bid to convince them that he was not really fixing it so their news was not being properly presented on the social networking site.

Over 2.5 hours, mostly concentrated in Europe

On Tuesday, visitors to the website were greeted with the "Something is technically wrong" including the infamous blindfolded android robot image. Twitter chose to communicate the problem via a tweet. Some users took to Facebook to complain. Yet for others, the site appears to be permanently inaccessible.

No open web access, only accessible to iTunes users