Studio Roosegaarde has proposed a light that uses ultraviolet radiation to sanitise outdoor spaces, claiming this could reduce the risk of people contracting Covid-19. More about Studio Roosegaarde's ultraviolet Urban Sun light "cleans public spaces of coronavirus"
San Francisco-based footwear brand Allbirds is set to introduce what it claims is the first leather alternative entirely made from plant-based ingredients. More about Allbirds to make shoes using plant-based leather to help "eradicate petroleum from the fashion industry"
Fashion designer Phillip Lim has teamed up with industrial designer Charlotte McCurdy to create a petroleum-free dress covered in bioplastic sequins. More about Phillip Lim and Charlotte McCurdy adorn couture dress with algae sequins to avoid "reaching for polyester"
Israeli designer Erez Nevi Pana used five tons of salt from the Dead Sea to create his Crystalline collection, which showcases how the material can be used as building blocks. More about Erez Nevi Pana constructs "small-scale architecture" from Dead Sea salt
Software and gaming company Epic Games has created an app that can build lifelike virtual humans for games and movies. More about MetaHuman Creator allows anyone to create realistic digital people "in minutes"
Italian design duo Formafantasma has unveiled a pared-back website designed to reduce carbon dioxide emissions. More about Formafantasma redesigns website to reduce "pollution connected to the internet"
New York artist Hugo McCloud has created a series of artworks that contain no paint or glue, only thousands of small plastic pieces cut from single-use bags and melted together to form a motif. More about Hugo McCloud’s artworks use plastic bags instead of paint
Tesla and Space X CEO Elon Musk has launched the XPrize Carbon Removal competition to create devices that permanently sequester carbon dioxide to reduce the impact of climate change. More about Elon Musk launches 0 million carbon capture competition
Cities could help stop climate change by imitating natural processes that remove carbon dioxide from the atmosphere, according to architect Michael Pawlyn. More about Biomimicry could lead to cities that "deliver net benefits" in the fight against climate change
Industrial designers Hank Beyer and Alex Sizemore have made prototype computers from unconventional materials such as ice and honey to explore how people value emotional connection versus usability. More about Designers make desktop computers and mice out of honey and ice
Coronavirus pushed Las Vegas' annual Consumer Electronics Show online, but there was still plenty to see. Here are seven highlights, including heated sex toys, an AI pet robot and a toilet with its own app. More about Seven tech highlights from CES 2021
Dezeen Showroom: performance fabric manufacturer Ultrafabrics has launched six new colours for its bio-based animal hide alternative Volar Bio. More about Ultrafabrics releases six new Volar Bio colours
Technology company Razer has developed a conceptual design for a clear plastic face mask with lights and a built-in sound system to improve social interaction during the pandemic. More about Razer develops concept for transparent light-up face mask
A rocket by Elon Musk's SpaceX carried an unprecedented number of satellites into space on Sunday, setting a new record for the most spacecraft that have ever been deployed in one mission. More about SpaceX launches record number of satellites onboard a single rocket
PriestmanGoode has unveiled a concept for a driverless, electric ride-hailing vehicle for London, which the design firm hopes could join the red double-decker bus in the ranks of the city's iconic transport designs. More about PriestmanGoode models autonomous taxi on London's brutalist architecture
Dezeen promotion: Hello Raye is an online directory of furniture with BIM and CAD files that allows architects and interior designers to find the right products for their projects, as well as upload their own materials and models. More about Hello Raye is an online directory of furniture complete with BIM files
Studio Roosegaarde has unveiled Grow, a 20,000-square-metre light installation designed to highlight the beauty of agriculture while also improving crop growth. More about Daan Roosegaarde uses "light recipes" to show how agriculture could be more sustainable
Researchers from Kyoto University are developing a satellite made from wood that would burn up completely at the end of its life to reduce the amount of human-made waste floating in space. More about Kyoto University develops world's first wooden satellite in bid to reduce space waste
There are less than two weeks left to enter Dezeen and LG Display's OLEDs Go! competition, which closes for entries at 23:59 GMT on 15 January. More about Just two weeks left to enter Dezeen and LG Display's OLEDs Go! competition
Dezeen promotion: American technology company HP has developed a large-format plotter for architects and designers, which aims to be closer to a piece of furniture than a traditional printer. More about HP DesignJet Studio is a piece of "furniture that prints"