A group of emerging designers created their own iterations of the humble ashtray for a one-day exhibition as part of 3 Days of Design, producing everything from puffy, dimpled dishes to trough-like vessels. More about Smoking Diaries exhibition reimagines the ashtray 17 different ways
Dezeen School Shows: a redesign of the Bumble dating app, which prioritises friendships, is among the projects from Hong Kong Polytechnic University. More about Connection-making app among projects from Hong Kong Polytechnic University
Architecture studio Ennead Architects has completed a US consulate at the Arizona-Mexico border that features metal roofs informed by traditional southwestern structures. More about Ennead Architects creates US consulate with "monumental diplomatic presence"
A corridor of decorative ceramic blocks connects the rooms of Jurumirim House, a vacation home designed by Nitsche Arquitetos on the edge of a reservoir in Brazil. More about Jurumirim House by Nitsche Arquitetos features wall of perforated green blocks
Italian studio Fōntego Architettura has converted a former barn near Florence into Fienile N, a compact house with geometric window screens and mint-green cabinets. More about Fōntego Architettura converts rural Florentine barn into space-efficient home
Copenhagen studio Spacon has unveiled an exhibition at the Danish Architecture Center which translates digital actions, from waving to commenting, into architectural space. More about Spacon brings digital behaviour into architecture in Meet Me Here exhibition
Design brand PDM has created a pair of flip flops that look like the zigzag, concrete paving stones found across Thailand. More about PDM designs paving stone flip flops to "surprise and delight"
Design studio Material Cultures and architecture practice Studio Gil have used a mix of local, bio-based and recycled materials to create a home for a community food-growing hub in London. More about Material Cultures and Studio Gil use biomaterials for London community hub
The latest US edition of Dezeen Agenda features an abundance of American projects, from a wooden theatre in Massachusetts to a Hindu temple in California and a school of medicine in Arkansas. Subscribe today! More about Dezeen Agenda US edition features 10 recently completed architecture projects from across the States
French start-up Spktrl has developed a smart ring embedded with a 1.5-carat diamond that flashes in different colours to alert the wearer of their most pressing notifications, enabling more time spent phone-free. More about Spktrl's AI-powered diamond ring promises to reduce screen use
Los Angeles-based Studio Paul Chan has transformed a 1920s Spanish Colonial Revival bell tower in the city's Koreatown into a perfumery and cafe. More about Studio Paul Chan evokes "raw futurism" at LA perfume boutique
Dezeen School Shows: an art studio focusing on the needs and interests of teenage girls is among the student projects from the University of Melbourne. More about Art studio for teenagers among projects from the University of Melbourne
London practice Bindloss Dawes has transformed a centuries-old hamlet in southwest France into the Amassa yoga retreat, using a series of monolithic poured concrete forms to adapt an existing stone barn. More about Bindloss Dawes transforms centuries-old French hamlet into yoga retreat
There's plenty to reflect on in our latest lookbook of homes where mirrors were used to create floor-to-ceiling reflections, a gleaming bathtub and a shiny kitchen cabinet. More about Eight residential interiors skewed by striking mirrored accents
Indian practice Studio Sangath has completed a sprawling villa near Ahmedabad, using coloured concrete and bricks to frame a "meandering" series of terraces and rooms. More about Studio Sangath uses terracotta-toned brickwork and concrete for Alloa Hills Weekend Home in India
Architecture firm AMASA Estudio has added a variety of teal-coloured metal elements, from a spiral staircase to a cylindrical skylight, while renovating Casa Sofia, a 1940s house in Mexico City. More about AMASA Estudio infuses teal metalwork into Mexico City dwelling
Dezeen School Shows: a project examining the history and symbolism of pineapples in architecture and design is among the projects presented in collaboration with Kew from the University of Southampton. More about "Sinister history of the pineapple" project among University of Southampton proposals
German practice GMP Architekten has completed the Kunshan Olympic Sports Centre in China, a 45,000-seat football stadium that "seamlessly connects" to its parkland site via a ring of elevated bridges and walkways. More about GMP Architekten uses ring of bridges and ramps to connect Chinese stadium to parkland site
The micro homes in this roundup range from unusual designs, such as homes in former silos and wind turbines, to practical buildings on tiny sites designed to alleviate the world's housing crisis. More about Eight innovative micro homes that make small sites feel big
This month's Dezeen In Depth newsletter explores building with Cob, an age-old building material made from clay-rich earth, straw and water. Subscribe to Dezeen In Depth today! More about Dezeen In Depth asks if an ancient building material can become mainstream again