Spanish designers Luzinterruptus have created an installation in Madrid by attaching LED lights to leaves. More »

Dezeenwire: the Finnish capital Helsinki was yesterday named as World Design Capital 2012. More »

TKTS Booth is a ticket booth where the roof forms stepped seating in Times Square, New York, designed by architects Choi Ropiha, Perkins Eastman and PKSB Architects. More »

Issue #41 of our Dezeenmail newsletter has just been sent out – take a look at it here.

Planning permission has been granted for a library in Birmingham, UK, by Dutch architects Mecanoo. More »

We are now offering personalised signed copy of Twenty-First Century Design by Dezeen editor-in-chief Marcus Fairs by mail order. More »

Stockholm designers Norra Norr have designed a collection of coloured headphones. More »

Dezeen and publisher Gestalten have got together to offer readers the chance to win one of five copies of Less and More: the Design Ethos of Dieter Rams, published in conjunction with the current exhibition of the same name at the Design Museum, London. More »

Hong Kong designer Michael Young has launched a watch made of stainless steel and black rubber for DD-3. More »

Rick Mather Architects of London have completed an extension to the Ashmolean Museum of Art and Archaeology at Oxford University in the UK. More »

New York designers Studio Lindfors have created a series of images imagining how New York and Tokyo might look like in a few hundred years as a result of rising sea levels. More »

London studio Featherstone Young have completed the interior of a new office for space advertising agency Wieden + Kennedy in London. More »

An exhibition of furniture by designers Kranen/Gille of Heusden in the Netherlands is on show at Gallery Fumi in London. More »

Manchester designers Dorothy have designed a set of Christmas baubles shaped like hand grenades for social initiative Ctrl.Alt.Shift and British design brand Suck UK. More »