A group of London-based industrial designers have created an edible water bottle using algae and a technique popularised by El Bulli chef Ferran Adria. More about Edible water bottle replaces plastic with algae
London studio rAndom International has created a 20-metre tower of falling water at a former coal mine in Germany (+ slideshow). More about Tower: Instant Structure for Schacht XII by rAndom International
Dutch fashion designer Iris van Herpen will create a dress modelled on splashing water during a live week-long broadcast for fashion film website SHOWstudio next month (+ movie). More about Crystallisation water dress by Iris van Herpen
Yves Behar's San Francisco studio Fuseproject has designed a glass bottle and identity for a scheme that encourages hotels to filter water on site rather than importing it in plastic bottles. More about Whole World Water by Fuseproject
Spraying a wall with water creates graffiti with tiny points of light instead of paint in this installation by French artist Antonin Fourneau (+ movie). More about Water Light Graffiti by Antonin Fourneau for DigitalArti Artlab
This sprinkler by Dutch artist Edwin Deen sprays jets of coloured water to turn a room into a rainbow (+ slideshow + movie). More about Liquid Rainbow by Edwin Deen
Portugese studio LIKEarchitects and fashion designer Ricardo Dourado have used beach loungers, garden furniture and toys to get the people of Guimarães in Portugal paddling in the city's fountains (+ slideshow). More about Fountain Hacks by LIKEarchitects and Ricardo Dourado
Clouds of mist erupt from the base of two trees in this London water feature designed by Japanese architect Tadao Ando. More about Silence by Tadao Ando and Blair Associates