To mark today's 420 cannabis celebration, we've rounded up eight products for marijuana smokers including a range of doughnut-shaped pipes and packaging that looks like Lego bricks. More about Eight design-led products for cannabis smoking including bongs and pipes
Dezeen Showroom: Danish brand Texstyle has launched Stax Recycled, a velvet fabric made from upcycled PET bottles. More about Stax Recycled velvet by Søren Møller for Texstyle
Design studio Pareid filled a lecture theatre at the College of Architects of Madrid with a reversible installation made from PVC pipes, which were later donated for use as construction materials. More about Pareid creates organ-like installation from corrugated plastic tubes in Madrid
An exhibition in Mexico curated in collaboration with Danish research lab Space10 has showcased five novel uses for local biomaterials. More about Five designers in Mexico exhibit new uses for biomaterials
Milanese brand WEED'D has launched three striking and colourful marijuana bongs designed by Italian designers Simone Bonanni, Valerio Sommella and Maddalena Casadei. More about WEED'D is a collection of bongs that "can't be hidden when mum comes home"
Dezeen Showroom: a collection of rugs with abstract patterns informed by the changing seasons is among 10 new products on Dezeen Showroom. More about Passage rug collection by Tsar Carpets among new products on Dezeen Showroom
London studio EBBA Architects has branched out into furniture design with the release of a recycled paper stool that can be used alone or combined in pairs to form a coffee table. More about EBBA Architects layers recycled paper to form flat-pack Plod stool
Design studios MA-MA and Pràctica have collaborated on the rebranding of Canadian cannabis company Houseplant to create stackable containers that resemble Lego bricks. More about Seth Rogen's cannabis brand Houseplant unveils collectable lego-like packaging
Dezeen Showroom: created by Alexander Lotersztain for Australian furniture brand Derlot, Mochi is a seating collection that can be combined in a variety of arrangements. More about Mochi seating by Alexander Lotersztain for Derlot
Dezeen Showroom: Spanish brand Gandia Blasco has expanded its DNA collection of outdoor furniture to include pieces finished in aluminium, which is intended to mimic the appearance of wood. More about DNA outdoor furniture collection by Gandia Blasco
Vespa has revealed a monochrome version of its classic Sprint scooter designed by musician Justin Bieber that is surrounded by a ring of icy white flames to give it a "Justin spin". More about Justin Bieber ventures into scooter design with flaming all-white Vespa
Dezeen Showroom: perforated holes characterise the Balcony outdoor furniture collection by designers Ronan and Erwan Bouroullec for Danish furniture brand Hay. More about Balcony outdoor furniture by Ronan and Erwan Bouroullec for Hay
Dezeen Showroom: created by Tsar Carpets in collaboration with architecture and interior design practice, Brooke Aitken Design, the Passage rug collection features artistic patterns designed to reference the changing seasons. More about Passage rug collection by Brooke Aitken Design for Tsar Carpets
Dezeen Showroom: furniture brand Blu Dot has used bands of paper cord to encircle this simple wooden bench, designed to resemble a gift box wrapped in ribbons. More about Invitation bench by Blu Dot
Dezeen Showroom: Portuguese furniture brand Hommés Studio has created a sunbed named Tropez Daybed, which is informed by the vibrancy of the French coastal town Saint-Tropez. More about Tropez Daybed by Hommés Studio
Space tourism company Space Perspective has revealed the interior design for its lounge-style travel capsule, which will be hauled into the stratosphere by a giant balloon. More about Space Perspective reveals design for "world's first" space lounge
The latest edition of our weekly Dezeen Agenda newsletter features the Motion: Autos, Art, Architecture exhibition at Guggenheim Bilbao, which was curated by Norman Foster. Subscribe to Dezeen Agenda now! More about A Norman Foster-curated car exhibition features in today's Dezeen Agenda newsletter
Dezeen Showroom: minimal angles and integrated smart accessories characterise the Eto desk, created by Australian designer Tom Fereday for furniture brand King. More about Eto desk by Tom Fereday for King
Dezeen Showroom: Regent is a high-backed chair from British office furniture brand Connection designed to give the user a chance to escape the distractions of an open-plan workplace. More about Regent chair by Connection
Space tourism is a growing trend, with more and more companies offering brief trips beyond Earth. We have rounded up 10 designs for visiting space. More about Ten space tourism-related designs including spaceships, space hotels and a space suitcase