The "world's lightest and most compact electric bike" has surpassed its crowdfunding goal in just two days.
Check out all the bicycles we've featured on Dezeen, including a design that folds into a backpack and a bike with a frame made from cardboard. See all our stories about bicycles »
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The glazed lower level of this house by Switzerland's Lake Biel are sandwiched between two concrete slabs, helping to protect living spaces and an outdoor terrace from flooding (+ slideshow). More about Slabs of concrete frame glass walls of house near a Swiss lake by MLZD
Interior designer Sarah Van Peteghem has added greyscale furnishings, fabrics and accessories sourced from both contemporary brands and antique stores to this minimal apartment in Berlin (+ slideshow). More about Sarah Van Peteghem furnishes Berlin apartment with vintage Danish seats
Shiny metal cladding and exposed ducting lend an industrial feel to this auditorium for a virtual-reality research centre in Portalegre, Portugal, by Eduardo Souto de Moura and Graça Correia (+ slideshow). More about Souto de Moura and Correia reference industrial dust collectors with auditorium in Portalegre
Rotterdam studio ZUS has completed what they describe as the "world’s first crowdfunded public infrastructure project" - a 400-metre-long pedestrian bridge in their home city (+ slideshow). More about Crowdfunded Luchtsingel pedestrian bridge opens in Rotterdam
Opinion: the limitless prosperity once promised by urbanisation has failed to materialise, leaving rapidly growing inequality in its wake. It will take more than some clever technology to solve the problems with the world's biggest cities, says Reinier de Graaf. More about "The smart city blinds us to the possibility of political action"
Graduate shows 2015: performances by the Cirque du Soleil theatre group could be viewed through openings in the curved form of this building proposed for New York by students from the University of Applied Arts Vienna. More about Conceptual Cirque du Soleil venue combines complex geometrical forms
This year's RIBA Stirling Prize shortlist, modular sex toys and a proposal to elevate airport runways among Stockholm's rooftops (pictured) feature in Dezeen Mail issue 262. There's also the latest news, jobs and reader comments from Dezeen.
Read Dezeen Mail issue 262 | Subscribe to Dezeen Mail
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For those scared of injections, Royal College of Art student Celine Park has proposed a new immunisation technique: inhaling vaccines through fungus (+ slideshow). More about Mushroom inhalers replace vaccination needles in RCA student proposal
Shipping containers are often repurposed to create buildings, and this structure by Tel Aviv studio Potash Architects features one container balanced at a precarious angle (+ slideshow). More about Angled shipping container houses a staircase for Israeli port office by Potash Architects
Studio Echelman has used more than 100 miles of rope to create a sculpture that floats high above a Boston park (+ slideshow). More about Janet Echelman creates aerial rope sculpture made of super-strength fibres
Barber and Osgerby's creative consultancy Map and technology company SAM have designed a kit of "building blocks" aimed at simplifying the creation of internet-connected products (+ slideshow). More about SAM and Map create Internet of Things toolkit for building connected products
The Royal Institute of British Architects has revealed the six buildings competing for this year's Stirling Prize, including a Maggie's cancer-care centre in Scotland, London's NEO Bankside housing, and the expansion of Manchester's Whitworth Gallery (+ slideshow). More about RIBA Stirling Prize 2015 shortlist announced
The windows of this art gallery in South Korea's Paju district are fritted with a pattern that regulates views of the interior, and creates the illusion of fog around the edges of the building (+ slideshow). More about White Block Gallery by SsD features fritted glass designed to evoke morning fog
MVRDV's Winy Maas explains how the hollow centre he created at the heart of a Paris office block allows passersby a privileged view into the movements of a financial services company, in the latest movie from our exclusive series (+ movie). More about Winy Maas: an "open heart" reveals the inner workings of MVRDV's Pushed Slab office block
Business news: overseas architects are finding it more difficult to win work in China, according to Zaha Hadid Architects director Patrik Schumacher, as the economy slows down and the government tries to promote local talent. More about Zaha Hadid Architects embraces America as China turns against "weird architecture"
Olson Kundig Architects has extended a Washington art museum, adding a facade of movable hand-wheel operated screens to protect the artworks from natural light (+ slideshow). More about Olson Kundig's Tacoma Art Museum wing has movable screens that "roll like railroad box cars"
Business news: the former bookkeeper for architecture charity Article 25 has been charged with fraud and false accounting, after £200,000 disappeared from the organisation's accounts. More about Article 25 bookkeeper charged with fraud following disappearance of £200,000
Yves Behar has designed a connected thermostat for UK energy supplier British Gas aimed at ordinary consumers rather than technology lovers (+ movie). More about Yves Behar's thermostat for British Gas aimed at "everyone from your grandma to your auntie"
Dezeen promotion: the winners of this year's AZ Awards for architecture and design include a house featuring a staircase of wooden boxes, and tiles made from the screens of old TV sets and computers (+ slideshow). More about Sculptural staircase and recycled TV screen tiles among AZ Awards 2015 winners