News: research group Future Cities Catapult and tech company Microsoft have developed a headset that sends the wearer three-dimensional sound information in a push to make urban areas more navigable for blind people (+ movie). More
Opinion: sometimes it becomes important to save a building that doesn't seem to work. Such is the case for Michael Graves' Postmodernist exemplar, the Portland Building, says Alexandra Lange. More
An umbrella by design firm Nendo that can stand up on its own, reactions to a bolt falling from Richard Rogers' Leadenhall Building and new images of the One World Trade Center in New York (pictured), feature in Dezeen Mail issue 227. Click through for all the latest news, jobs and reader comments from Dezeen.
Here She Comes is a smooth, jazz-inflected chill-out track by San Francisco band The Warheads.
Dutch Design Week 2014: Design Academy Eindhoven graduate Merel Witteman has created a photo series that includes images of stepping in poo and a dead rodent skewered on a fork to explore our fascination with being disgusted. More
Patterned floor tiles mark out the original layout of this 1930s apartment in Barcelona, restored by local architecture student Adrian Elizalde. More
Dezeen Books: Dezeen Book of Interviews and Dezeen Book of Ideas make ideal Christmas gifts. You can save £4 when you buy both together online. More
News: Danish studio NORD Architects has released designs for a new Marine Educational Centre in Malmö, Sweden, comprising a 700-square-metre visitor centre with a large overhanging roof structure that covers an external aquatic learning environment. More
News: two steel bolts have broken on Richard Rogers' Leadenhall Building in London, causing the area around the base of building to be cordoned off to pedestrians despite assurances that the building remains safe. More
News: Danish studio COBE has unveiled its designs for an extension to the Red Cross headquarters in Copenhagen, comprising a large triangular structure that rises up from the ground at an angle to meet the existing building. More
News: Chicago studio Studio Gang Architects has revealed plans to convert a decommissioned power plant in Wisconsin, USA, into new facilities for an arts college (+ slideshow). More
This blackened-timber house by Japanese studio Yoshio Ohno Architects is sat on top of a sloping concrete retaining wall (+ slideshow). More
Dutch Design Week 2014: domed porcelain vases in this trio by Dutch studio Oato have identical hexagonal footprints so they can be arranged together without any gaps in between (+ slideshow). More