Competition: Dezeen and publisher Taschen have teamed up to give away three copies of a book containing 50 remarkable treehouses. More about Competition: three copies of Tree Houses to be won
Product news: British industrial design brand Dyson has launched a combined tap and hand dryer so hands can be both washed and dried without leaving the sink. More about Dyson Airblade Tap by Dyson
This wooden folly cantilevers across a garden lake to create a meditation room and children's play den for a family living in Hampshire, England (+ slideshow). More about The Forest Pond House by TDO
Stockholm 2013: Swedish-French design duo Färg & Blanche will present a chair that can be dressed up in an assortment of garments at Stockholm Design Week, which gets underway today (+ slideshow). More about F-A-B chairs by Färg & Blanche
Chinese studio Archi-Union has converted an office block in Shanghai into an art gallery with a concrete staircase twisting through its middle (+ slideshow). More about Jade Museum by Archi-Union
An entrance concealed behind a ceramic mural leads down into a sunken living room and courtyard at this house in São Paulo by Brazilian architects Terra e Tuma. More about Maracanã House by Terra e Tuma
Danish brand Normann Copenhagen has launched a table-top mirror with a dish in the base to hold small items, created by Spanish designer Javier Moreno. More about Flip mirror by Javier Moreno Studio for Normann Copenhagen
Stockholm 2013: Dezeen editor-in-chief Marcus Fairs will moderate a talk about the future of designers and commerce at the Form Us With Love market tomorrow evening as part of Stockholm Design Week. More about Dezeen talk at Form Us With Love market
News: American rapper-turned-property developer Vanilla Ice has designed a collection of chandeliers and wall lamps in collaboration with New Jersey-based company Capitol Lighting. More about Vanilla Ice designs lighting collection
Seed-dispersing robots and file-sharing drones are among proposals to fuse technology and the natural world by Liam Young of Tomorrow's Thoughts Today, presented at our Designed in Hackney Day last summer (+ movie). More about "There is no nature any more" – Liam Young of Tomorrow's Thoughts Today
Dezeen promotion: Italian tile company Ceramiche Refin will launch two collections of ceramic tiles at the Surface Design Show 2013 in London this week. More about Ceramiche Refin ceramic tiles at Surface Design Show 2013
Swedish firm Rotstein Arkitekter ripped out the walls of this compact Stockholm apartment to create an open-plan, monochrome living space (+ slideshow). More about Top Floor Studio by Rotstein Arkitekter
The rippled aluminium cladding of this climbing centre in northern Italy is dotted with tiny perforations that allow the walls to become see-through after dark (+ slideshow). More about Vertikale Kletterhalle Brixen by Stadtlabor and Wolfgang Meraner
Amsterdam-based designer Siba Sahabi made these carafes and cups by coiling strips of felt on a potter's wheel (+ movie). More about Between Two Rivers by Siba Sahabi
Neon lights and steel panels make the interior of this Barcelona launderette look more like a nightclub (+ slideshow). More about Splash launderette by Frederic Perers
A living and dining room with six-metre high ceilings sits at the centre of this small white house in Japan by architects Shinichi Ogawa & Associates (+ slideshow). More about Library House by Shinichi Ogawa & Associates
Stockholm 2013: this animation of dancing wool characters has been created to coincide with an installation by London designers Doshi Levien for textile company Kvadrat at Stockholm Design Week this week. More about The Wool Parade by Doshi Levien for Kvadrat
London studio Bureau de Change has combined two terraced houses in London by punching through original walls and adding a glazed kitchen and a floating staircase (+ slideshow). More about HomeMade by Bureau de Change
Product news: these handbags by American designer James Piatt are carried by clamping fingers in woven tubes similar to Chinese finger trap puzzles. More about Finger Trap handbags by James Piatt
London studio Alma-nac has staggered the floors of this extension to a 2.3 metre-wide terraced house in south London to help bring natural light in through a sloping roof. More about Slim House extension by Alma-nac