Rio 2016: producing an Olympics logo is the world's hardest graphic design challenge says Fred Gelli, who created the identity for this year's summer games in Rio de Janeiro. More about Rio 2016 motif is "first 3D logo in the history of the Olympics" says designer
Rio 2016: with the Rio Olympics now in full swing, we've rounded up some of the best and worst Olympics logos that have been produced to promote the summer event, including the favourite logos selected by legendary graphic designer Milton Glaser and critic Alice Rawsthorn (+ slideshow). More about The best and worst Olympic logo designs since 1924
Rio 2016: German art director Björn Karnebogen has created a tongue-in-cheek alternative logo for the Olympic games after a swathe of Russian athletes were found guilty of doping. More about Björn Karnebogen proposes alternative Olympics logo in light of Russian doping scandal
Design agency Pentagram has created a new logo and visual identity for Mastercard, the credit card company's first branding redesign in 20 years. More about Pentagram brings Mastercard into the digital age with pared-back logo redesign
British graphic design legend Peter Saville is behind the Tate Modern art gallery's updated graphic identity, a colourful model of the complex that includes the new Herzog & de Meuron extension. More about Peter Saville colour-codes London's Tate Modern ahead of extension opening
Mobile photo-sharing app Instagram has ditched its iconic retro camera logo in favour of a simple illustration set against a multicoloured gradient. More about Instagram scraps retro logo for more "modern" design
Today's Google Doodle features an illustration of American writer and urban planning activist Jane Jacobs, who successfully campaigned against major infrastructure projects in New York and Toronto. More about Google Doodle celebrates urban design writer and activist Jane Jacobs
A pair of chequerboard designs by Japanese artist Asao Tokolo have been unveiled as the new official logos for the Tokyo 2020 Olympics and Paralympic Games, after the original designs were ditched amid claims of plagiarism. More about New logos chosen for Tokyo 2020 Olympics and Paralympic Games
American musician Prince has died suddenly aged 57. By changing his name to a graphic symbol for a period, the artist elevated himself to icon status that would last a lifetime, according to the logo's designer. More about "Prince was the Nike swoosh before Nike was" says musician's symbol designer
British-American branding firm Wolff Olins has created a shapeshifting logo for Brazilian telecoms company Oi that changes colour and form in response to people's voices (+ movie). More about Wolff Olins' logo for Oi morphs in response to sounds
Tokyo 2020 Olympics has unveiled a shortlist of four new logo designs, after the original logo by Japanese designer Kenjiro Sano was abandoned following accusations of plagiarism (+ slideshow). More about Tokyo 2020 Olympics unveils shortlisted logo designs
The Metropolitan Museum of Art has unveiled a new logo designed by British-American branding firm Wolff Olins in advance of its expansion into the former home of the Whitney Museum, which will be known as the Met Breuer. More about New York's Metropolitan Museum unveils new logo in advance of satellite Met Breuer opening
The logo to support Los Angeles' 2024 Olympic bid features a multicoloured angel-like figure in reference to the city's name (+ movie). More about Los Angeles unveils logo to accompany 2024 Olympic bid
Crowdsourcing site DesignCrowd has revealed the winner of a contest to find an alternative logo for taxi app Uber, after the company unveiled a controversial rebrand earlier this month (+ slideshow). More about Designers create alternatives to controversial Uber rebrand
Uber's head of design Andrew Crow has announced that he is to leave the company, immediately after it unveiled a widely criticised brand redesign. More about Uber's head of design steps down following controversial rebrand
Taxi service Uber has launched a new identity designed by the company's CEO, which presents users in different countries with customised colours and patterns, and which has already been compared to an "asshole". More about Uber rebrands with location-specific "asshole" logos based on bathroom tiles
Belgian designer Olivier Debie, who claimed that one of his designs was plagiarised for the recently ditched Tokyo 2020 Olympic logo, has dropped his lawsuit against event organisers. More about Belgian designer abandons plagiarism lawsuit over Tokyo 2020 Olympic logo
Polish design studio UVMW has created a visual identity for Warsaw's Beton Film Festival based on Le Corbusier's Modulor system of proportions. More about Polish film festival identity references Le Corbusier's Modulor Man
Tokyo 2020 Olympics organisers have launched a public competition to source a replacement logo for Kenjiro Sano's controversial withdrawn design. More about Tokyo 2020 Olympics organisers seek replacement logo through public competition
Graphic designer Neville Brody has worked with in-house team 4Creative, director Jonathan Glazer and agency DBLG to create a new visual identity for UK broadcaster Channel 4 (+ movie). More about Neville Brody designs bespoke typefaces for Channel 4 rebrand