The second finalist in Dezeen's Redesign the World competition powered by Twinmotion is Justinian Khoo, who has proposed moving humanity into sustainable floating cities so that nature can reclaim the land. More about Justinian Khoo envisions networks of floating cities "to provide freedom for nature on land"
Pawel Rymsza's proposal to house humanity in a network of ring-shaped structures built around huge algae-rich lakes is the first of 15 visionary projects selected as finalists for Dezeen's Redesign the World competition powered by Twinmotion. More about Pawel Rymsza proposes domed cities with algae lakes "to make big reductions in atmospheric carbon"
Dutch designer Emma van der Leest believes that bio-leather might one day replace animal leather in the fashion industry and is developing a fungal coating to make the material more versatile. More about Emma van der Leest develops fungal coating to make bio-leather more durable
The 15 best entries for Dezeen's Redesign the World competition powered by Twinmotion will be revealed during our Dezeen 15 festival, which starts next week. More about Redesign the World winners to be announced during Dezeen 15
Blue Origin, the spaceflight company founded by Amazon executive chairman Jeff Bezos, has unveiled plans for a space station called Orbital Reef. More about Jeff Bezos' Blue Origin announces plans for "mixed-use business park" in space
Chinese electric vehicle manufacturer XPeng has revealed its concept for a flying car that would also be capable of driving on the road, which the company plans to release as soon as 2024. More about XPeng unveils plans to launch road-capable flying car in 2024
Dezeen has teamed up with LG Display for the second year running to launch a new edition of the OLEDs Go! design competition, which seeks creative OLED designs to enrich people's changing lifestyles. More about Dezeen and LG Display launch second edition of the OLEDs Go! competition with €88,000 of prize money
Sustainable startup Notpla has created an edible, biodegradable packaging made from seaweed and plants that was designed to replace plastic. More about Notpla is a biodegradable material designed "to make packaging disappear"
Dezeen promotion: Zaha Hadid Architects, BIG, HOK and Foster + Partners are among the architectural practices giving presentations at Build: Architecture 2021, an event exploring innovative uses of real-time rendering. More about Build: Architecture 2021 online event to explore frontiers of real-time 3D rendering
Dezeen readers have crowned projects by Ema Peter Photography, HGEsch Photography and three other studios winners of the Dezeen Awards 2021 public vote in the media categories. More about Dezeen Awards 2021 media public vote winners include an animated website by Samuel Day
Online retailer Amazon has debuted Astro, a robot with smart technology that can monitor a user's home, check in on family members and deliver household items. More about Amazon launches household robot Astro for home monitoring
Coldplay has announced its next world tour will have a net-zero carbon footprint and released a sustainability plan that includes direct-air carbon capture technology by Climeworks. More about Coldplay announces "net-zero carbon" Music of the Spheres world tour
Design and physics researchers at Finland's Aalto University have worked together to create clothing with concealed solar panels, making the technology invisible to the naked eye. More about Aalto University researchers create jacket with hidden solar panels
Forty leading international cement and concrete manufacturers have published a plan to eliminate carbon emissions from one of the world's most polluting industries. More about Cement and concrete industry publishes roadmap to reach net-zero emissions by 2050
Design studio Playfool has created a set of sustainable crayons made entirely from Japanese wood, which was designed to celebrate the unseen colours within a forest's trees. More about Forest Crayons reveal the spectrum of colours within Japanese wood
Holcim CEO Jan Jenisch explains how 3D-printed concrete bridge Striatus aims to showcase how to build with less material without compromising performance in this video Dezeen produced for the building materials company. More about Striatus 3D-printed bridge "establishes a new language for concrete" says Holcim CEO
Dezeen Showroom: New Zealand based appliance brand Fisher & Paykel has released a range of minimalist touch screen ovens, designed to improve the home cooking experience. More about Touch Screen Oven by Fisher & Paykel
Dezeen Showroom: Fisher & Paykel has expanded its line of luxury wine storage units with the Integrated Column Wine Cabinet, designed to fit seamlessly into any kitchen. More about Integrated Column Wine Cabinet by Fisher & Paykel
Dezeen Showroom: architectural material manufacturer 3form has released Flek Pure, a recycled material that mimics the effect of terrazzo. More about Flek Pure by 3form is a completely recycled architectural material
SOM has worked with the University of Michigan's Taubman College of Architecture and Urban Planning to explore a low-carbon alternative to conventional timber framing called SLT and build a pavilion to demonstrate its capabilities. More about SOM weaves small wood pieces into SPLAM pavilion at Chicago Architecture Biennial