An instrument played by hitting a series of rocks has been created by designers at Italian research group Fabrica for a member of their music team's latest album (+ movie). More about Fabrica researchers create electronic musical instrument from stones and wood
Japanese architect Nobuo Araki has transformed an indoor swimming pool in Tokyo into a fashion store, turning the empty pool and its steel ladder into key features of the boutique's design (+ slideshow). More about Tokyo boutique by Nobuo Araki sits inside an old swimming pool
French designer Mathieu Lehanneur has designed a 20-sided wireless speaker that can rest on any of its triangular faces. More about Boom Boom speaker by Mathieu Lehanneur has 20 faces
Beijing's Forbidden City is the backdrop for this tea house created by Chinese studio CutscapeArchitecture in place of two dilapidated warehouses (+ slideshow). More about Red-Wall Teahouse by CutscapeArchitecture flanks Beijing's Forbidden City
3D-printing guru Janne Kyttanen has designed a kit of clothes and accessories that can be printed in one go from a single computer file, removing the need for travellers to pack a bag for their holiday (+ slideshow). More about Janne Kyttanen 3D-prints essential travel items with Lost Luggage kit
Milan 2014: this table by Dutch designer Studio Maks, featuring integrated wireless phone charging pads and WiFi signal enhancers, meandered around a warehouse in the Ventura Lambrate district of Milan last month (+ slideshow). More about Cloud Table by Studio Maks recharges phones
Clerkenwell Design Week 2014: Dezeen Book of Interviews, our new book featuring conversations with 45 leading figures in architecture and design, launches on 20 May during Clerkenwell Design Week. More about Dezeen Book of Interviews launches at Clerkenwell Design Week 2014
This top-heavy house extension in Trondheim, Norway, was designed by local office TYIN Tegnestue to maximise space on the first floor while minimising its footprint on the garden (+ slideshow). More about TYIN Tegnestue's lopsided house extension creates extra space upstairs
French designer Tim Defleur has created a table lamp from a single sheet of folded steel that forms the base and shade. More about Tim Defleur folds a single steel sheet to form PLI & CO lamp
Hong Kong studio Affect-T has come up with a proposed solution for the city's housing crisis – a series of bamboo micro homes that could be installed inside abandoned factory buildings. More about Bamboo micro homes could be slotted inside Hong Kong's old factories
The Canada-based creators of the Vanhawks Valour claim to have designed the "first smart, connected bicycle", which gives riders directions as well as alerts to prevent them cycling into dangerous situations. More about "Smart" bicycle by Vanhawks gives directions with flashing lights and vibrating safety alerts
Milan 2014: rubbing together wooden tools in this kit by Italian designer Francesco Faccin creates fire in a "primitive manner" (+ movie). More about Re-Fire kit by Francesco Faccin creates fire without matches or a lighter
News: Danish firm Adept has won a competition to design a new home for the Danish armed forces, with plans to incorporate mobile structures that can be plugged into walls to adapt to changing operations. More about Adept's plug-in proposal triumphs in Danish Armed Forces competition
A series of clocks with mechanisms suspended from wires connected to plywood frames will be presented as part of the first museum exhibition dedicated to the work of Argentinian designer Daniel Weil at London's Design Museum (+ slideshow). More about Daniel Weil designs deconstructed clocks for Design Museum exhibition
For one day only, British artist Luke Jerram transformed a street in Bristol's city centre into a huge water slide that could only be traversed by lilo (+ movie). More about Luke Jerram transforms Bristol's Park Street into 90 metre water slide
Georgian architect Dachi Papuashvili has developed a concept for a cross-shaped micro home built from shipping containers that would provide a compact residence for a member of the church. More about Dachi Papuashvili's cross-shaped micro home would be built from overlapping containers
Korean studio Chae Pereira Architects has completed a mountainside museum dedicated to Korean artist Chang Ucchin, with a knotted plan based on the abstract paintings that typify his work (+ slideshow). More about Knot-shaped museum by Chae Pereira Architects honours Korean artist Chang Ucchin
Interior designers Brinkworth have created a restaurant in central London that resembles a farm building, with rusty corrugated iron on the walls and salvaged lighting (+ slideshow). More about London restaurant by Brinkworth resembles a ramshackle farm building
An old cobblestone street paves the way to this timber building complex, designed by Architekti DRNH for the upkeep of historic gardens in the grounds of a seventeenth-century Czech chateau (+ slideshow). More about Wooden sheds by Architekti DRNH offer gardening facilities for a Renaissance chateau