New York City artist Cj Hendry has designed "a psych ward mimicked as a children's wonderland" for an art exhibit in Brooklyn's Dumbo neighbourhood. More about Cj Hendry installs white bouncy house modelled on psychiatric ward for Brooklyn exhibit
Humanscale's installation at Milan design week mimics the movements of its visitors, explains designer Todd Bracher in this movie filmed by Dezeen for the workplace ergonomics brand. More about Humanscale's Milan design week installation captures "essence of human movement"
Dezeen promotion: Samsung has created an interactive installation for Milan design week that allows visitors to create art by breathing, talking and moving. More about Samsung's Resonance installation invites visitors to make art with "everyday behaviours"
Google has partnered with scientists on a Milan design week exhibition that shows how different aesthetic experiences can impact our health and wellbeing. More about Google offers "scientific proof that design is important" with A Space for Being
Dezeen promotion: Italian office furniture manufacturer UniFor has collaborated with Israeli designer Ron Gilad to create an installation that imagines Napoleon reading a giant book at this year's Milan design week. More about Ron Gilad installs giant book celebrating UniFor's 50th anniversary opposite statue of Napoleon
British artist Alex Chinneck has unveiled an installation that sees an old Milanese building ripped open by giant zips. More about Alex Chinneck unzips a building in Milan's Tortona district
French architect Arthur Mamou-Mani has assembled a structure from 700 bioplastic bricks in the courtyard of a 16th-century palazzo, as this year's Milan design week installation for fashion brand COS. More about Arthur Mamou-Mani promotes circular design with bioplastic Conifera installation for COS
Dezeen promotion: German kitchen and bathroom manufacturer Dornbracht has unveiled plans for a virtual-reality installation at this year's Milan design week, which will examine how technology can change the way people interact with water. More about Dornbracht installation aims to challenge the way people experience water
Artist Christo will finally realise plans to envelop Paris' Arc de Triomphe in 25,000 square metres of silvery recyclable fabric and 7,000 metres of red rope. More about Christo to wrap silver fabric around the Arc de Triomphe in Paris
The Royal Academy of Arts has unveiled a series of installations that show how virtual and augmented reality technologies can change the experience of buildings and spaces. More about Invisible Landscapes installations explore how virtual reality will change architecture
Neri Oxman's Mediated Matter Group at MIT has designed an installation using melanin — and says the skin pigment will inevitably be used in architecture. More about Neri Oxman builds with melanin for Totems project
This time-lapse movie shows the installation of street artist JR's paper trompe l'oeil at the Louvre Pyramid in Paris, France. More about Watch JR construct a giant optical illusion around IM Pei's Louvre Pyramid
Artist JR has created a giant 3D optical illusion from paper that imagines the iconic pyramid at the Musée du Louvre in Paris continuing underground, but it has already been destroyed. More about Optical illusion added to IM Pei's Louvre pyramid then immediately destroyed
Bioplastic buckets in the shape of mountains will be distributed across 25 UK beaches this summer as part of a participatory art project by artist Katie Paterson. More about Katie Paterson invites UK public to build sand mountains
Clear Channel and design studio Affairs have created The Emotional Art Gallery which uses the real-time emotions of commuters to replace adverts with artworks. More about Digital billboards in Stockholm project positive artworks to cheer up anxious commuters
American artist Trevor Paglen has launched the first artwork into space, but it is yet to be activated because of fallout from the US government shutdown. More about Trevor Paglen's art installation in limbo in earth's orbit
French designers Ronan and Erwan Bouroullec have collaborated with Swarovski to design six bronze fountains embellished with over 3,000 crystals on the Avenue de Champs-Elysées in Paris. More about Bouroullec brothers design Paris fountains with 3,060 Swarovski crystals
IKEA worked with UK artists and designers to create this series of animal habitats, repurposed from the company's used furniture. More about IKEA upcycles furniture into colourful Wildhomes for Wildlife
A scale model of a concrete housing complex features alongside architectural photography in this New York exhibition, detailing the works of Polish modernist architect Jadwiga Grabowska-Hawrylak. More about Polish modernist Jadwiga Grabowska-Hawrylak is celebrated in Manhattan retrospective
Finnish artists Pekka Niittyvirta and Timo Aho have shone three lines of light across a Scottish coastal town in this installation that aims to show the impact of climate change. More about Lines light installation demonstrates the "catastrophic impact" of rising sea-levels