London Design Festival: drops of coloured ink fall from the top of a stone staircase into a glass tank six storeys below in this installation at the V&A museum by German artist and designer Rolf Sachs (+ slideshow). More about The Journey of a Drop by Rolf Sachs
The sounds of the countryside are amplified when you place your ear towards one of these four enormous trumpets built by architects Studio Weave (+ slideshow). More about The Hear Heres by Studio Weave
London Design Festival: we've recorded each of the Seven Designers for Seven Dials explaining their aerial installations curated by Dezeen and compiled them on an interactive map of the area. More about Seven Designers for Seven Dials audio guide
This installation by Leo Lindroos from Finnish architecture firm MOOK mimics the warm orange glow of a sunset to send viewers into a relaxed and sleepy state by boosting their melatonin levels. More about Sunset Camera by Leo Lindroos
London Design Festival: London designer Paul Cocksedge has made a giant chocolate QR code that visitors to The Dock during the London Design Festival can scan to get a free gift (or you could just scan the image in the bottom of this story). More about Gift by Paul Cocksedge for Hotel Chocolat
London Design Festival: white metal chairs are stacked in a tower and clustered on staircases around the V&A museum as part of an installation by Japanese design studio Nendo (+ slideshow). More about Mimicry Chairs by Nendo
London Design Festival: data streams from all over the city are visualised on the faceted surfaces of Japanese/British designer Keiichi Matsuda's installation inside the cupola of the V&A museum for the London Design Festival. More about Prism by Keiichi Matsuda
London Design Festival: these spinning 'light paintings' made with sparkling crystal beads by designer Philippe Malouin are currently on show in the Digital Crystal exhibition at London's Design Museum (+ movie + slideshow). More about Blur by Philippe Malouin
Ten conceptual showrooms for the home of the future are presented in this exhibition at temporary arts venue Depot Basel in Switzerland. More about Musterzimmer at Depot Basel
London Design Festival: the London Design Festival is underway and the sun is shining so if you're out and about this afternoon be sure to check out the Seven Designers for Seven Dials installations curated by Dezeen (+ map). More about Seven Designers for Seven Dials installations curated by Dezeen
Spanish lighting designers Luzinterruptus scattered 10,000 glowing books across the ground at Federation Square in Melbourne this summer for a lighting festival dedicated to reading. More about Literature Versus Traffic by Luzinterruptus
London Design Festival: in the first of three posts about the Digital Crystal exhibition at London's Design Museum, we look at a mechanical projector built by London design studio Troika which uses Swarovski crystal lenses and LEDs to create portraits on the gallery wall (+ slideshow). More about Hardcoded Memory by Troika
East London designer Donna Wilson will contribute a special installation to Dezeen's Stepney Green Design Collection made up of a 1.8 metre-high knitted tree with a selection of her soft-toy creatures living in it. More about Knitted tree and creatures by Donna Wilson for the Stepney Green Design Collection
German artist Hendrik Beikirch has painted a 70-metre-high mural of a fisherman a few blocks away from Daniel Libeskind's Haeundae I'Park skyscrapers in Busan, South Korea (+ slideshow). More about Asia's Tallest Mural by Hendrik Beikirch
Spraying a wall with water creates graffiti with tiny points of light instead of paint in this installation by French artist Antonin Fourneau (+ movie). More about Water Light Graffiti by Antonin Fourneau for DigitalArti Artlab
Different views of a courtyard were framed by this temporary installation in Montpellier, France, by Dutch architecture office Paul Scales and French architecture and design studio Atelier Kit (+ slideshow). More about Reframe by Paul Scales and Atelier Kit
Design practice 24° Studio linked together hundreds of hollow paper stars to line a tunnel and stairway in Santorini, Greece. More about Daphne by 24° Studio
Digital graphics company Crystal CG created animations on a 360 degree screen comprising 70,500 paddles held by the audience at the closing ceremony of the London 2012 Olympics last night. More about Pixel animations at London 2012 Olympic closing ceremony by Crystal CG
Stars are printed in the sand by a tractor as it drags a giant roller back and forth across the beach, then left to fade at the mercy of footsteps and the tide in this installation by Swedish artist Gunilla Klingberg. More about A Sign in Space by Gunilla Klingberg
Portugese studio LIKEarchitects and fashion designer Ricardo Dourado have used beach loungers, garden furniture and toys to get the people of Guimarães in Portugal paddling in the city's fountains (+ slideshow). More about Fountain Hacks by LIKEarchitects and Ricardo Dourado