Zeid Ra'ad Al Hussein has warned that countries risk making the situation worse if their counter-terrorism operations are perceived as unjust.
A vaccine could be made available for healthcare workers as early as November if the prototype undergoing trials is proven safe.
The world's first web page will be dragged out of cyberspace and restored as part of a project to celebrate 20 years of the web.
Norway's Anders Behring Breivik has told the court he was inspired by al-Qaeda, after a judge who wanted him to face the death penalty was dismissed.
The Nobel season opens with the medicine prize announcement, with the peace and literature awards both tipped to be coloured by the Arab Spring.
A slick black head breaks the surface, drawing shrieks from whale watchers in a lucrative activity that some say should replace whale hunts.
Long considered the oil capital of Norway, the small south-western town of Stavanger has begun hunting for a new image that will keep the money flowing in even after the oil wells dry up. In recent years, Norway, which once ranked third among oil exporters, has slipped to fifth place.
While organic food and "green" products are gradually catching on among wealthier, educated people around the globe, natural living has long been the norm across Europe's Nordic region. "The Nordic countries tend to have a broader, more general consciousness of environmental issues than in other European countries," says Stockholm University researcher Hans Raemoe.
Yves Chauvin of France and Americans Robert H Grubbs and Richard R Schrock on Wednesday won the Nobel Prize for a breakthrough in carbon chemistry that opens the way to smarter drugs and environmentally friendlier plastics. The Nobel jury declared "fantastic opportunities" had resulted from the trio's work.