In 2006, the Maximus project from Sri Lanka won the World Challenge title. This year, another entry from Sri Lanka, the ‘Safe Bottle Lamp Project’ is one of the 12 finalists in ‘The World Challenge - ...

The lava lamp achieves its evocative effect through a simple formula. A food-grade glass bottle is filled with a mix of wax and water in contrasting colours. Still proudly made in Britain, each lava ...

“We have to design for the grassroots,” Diaz says — and he proves it with the "Liter of Light," as his eco-friendly bottle lamp has come to be known. Always made from locally available or scavenged ...

The design was inspired by the Moser bottle, which is a water-filled bottle used to diffuse sunlight into a room during the day. Instead of sunlight, however, this design uses an LED to provide ...