Solid waste is "flushed" away with a conveyer belt in the Sandi toilet, invented by recent Brunel University graduate Archie Read for the hundreds of millions of people who are currently living without safe sanitation. More about Sandi toilet uses conveyor belt rather than water to dispose of waste
Billionaire Bill Gates has partnered with electronics company Samsung to create a prototype waterless toilet for household use that turns solid waste into ashes. More about Bill Gates and Samsung develop toilet that combusts waste "into ashes"
Bathroom company Duravit has designed a toilet that could be used in future homes on Mars and installed it at the prototype Martian House in Bristol, UK. More about Duravit develops Martian toilet to be "as simple and comfortable as possible"
Dezeen Showroom: designed by German ceramics brand Villeroy & Boch, the TwistFlush toilet creates a vortex-like stream of water that cleans the toilet bowl without splashing or excessive noise. More about TwistFlush toilet by Villeroy & Boch
Discarded plastic medical equipment from hospitals across Europe was melted into a filament and 3D-printed to create the mobile toilet cubicle The Throne, designed by Spanish studio Nagami for the To.org foundation. More about Nagami 3D prints "aesthetically pleasing" portable toilet using plastic waste
Japanese architecture studio Kengo Kuma and Associates has designed a collection of peaked umbrella-shaped structures that were informed by the surrounding mountains for a rest area in Japan. More about Kengo Kuma adds mountain-shaped toilets to hiking trail overlooking Mount Fuji
For Dezeen's latest competition, German ceramics brand Villeroy & Boch is giving 10 architects or interior designers based in the UK the chance to win a toilet with TwistFlush technology. More about Competition: win a TwistFlush toilet by Villeroy & Boch
Designer Kazoo Sato has created a public toilet that uses voice commands to control functions including the door, toilet flush, taps and ambient music as part of the Tokyo Toilet project. More about Kazoo Sato designs hemispherical public toilet for Tokyo
Graphic designer Kashiwa Sato has built a public toilet wrapped in white aluminium louvres alongside Ebisu station in central Tokyo, Japan. More about Kashiwa Sato creates "pure white toilet" in Tokyo
Pritzker Architecture Prize-winner Toyo Ito has created a public toilet within three mushroom-shaped blocks as his contribution to the Tokyo Toilet project. More about Toyo Ito designs trio of mushroom-like public toilets in Tokyo
Japanese fashion designer Nigo has designed a public toilet in the shape of a small home as the latest addition to the Tokyo Toilet project. More about Nigo creates "friendly" house-shaped public toilet in Tokyo
Japanese architect Kengo Kuma has unveiled a toilet in Tokyo named A Walk in the Woods, which was designed to "to dispel the conventional image of public toilets". More about Kengo Kuma reveals cedar-clad public toilet in Tokyo
Japanese studio Suppose Design Office has built a monolithic concrete toilet alongside the Sendagaya Station near Tokyo's Olympic stadium. More about Suppose Design Office creates "floating" concrete toilet in Tokyo
The UK government's consultation on desegregated toilets is a direct attack on trans rights, says the United Voices of the World – Section of Architectural Workers union. More about "Architects need to stand in vocal opposition to the government's segregated toilet proposals"
More than 50 international designers, from Martino Gamper to Playlab, have shared their take on the toilet paper dispenser as part of an exhibition at Marta gallery in Los Angeles. Here, the curators pick their ten favourite pieces from the show. More about Ten designs that reimagine the humble toilet roll holder
While most toilets have regular, rectangular-shaped floor plans, architects have also experimented with spirals, triangles and circles for public restrooms. Here are 10 public toilets that break the bounds of the regular cubicle. More about Ten public toilets with unexpected floor plans that break the bounds of the cubicle
Rever & Drage has created a triangular, aluminium toilet near the Farstadsanden beach on the west coast of Norway on one of the country's national scenic tourist routes. More about Rever & Drage marks Norwegian Scenic Routes stop with triangular toilet
Japanese architect Takenosuke Sakakura has created three unisex toilets that glow like a lantern at night in Tokyo's Nishihara Itchome Park as part of the Tokyo Toilet project. More about Takenosuke Sakakura imprints trees on frosted glass toilet in Tokyo
Pritzker Prize-winning architect Tadao Ando has completed a circular toilet in a Tokyo park as his contribution to the Tokyo Toilet project. More about Tadao Ando creates circular public toilet surrounded by cherry trees in Tokyo
A maze of board-marked concrete walls encloses this public toilet in Tokyo, which interior design studio Wonderwall created for the Tokyo Toilet project and modelled on prehistoric Japanese architecture. More about Concrete Tokyo toilet by Wonderwall references primitive Japanese huts