A new innovation makes it possible to capture air pollution from car engines before it contaminates our cities and lungs - and turn it into ink.

How to help hospitals with unreliable electricity supplies deliver life-saving treatment? A portable solar power system - that fits into a suitcase - has been doing just that.Lack of electricity and hospitals don't go well together: equipment cannot be operated, hospital communications are hindered, health workers are unable to provide appropriate and timely medical care.

A new app is being developed that seeks to empower refugees by fostering an appreciation for their talents and ensuring their skills are meaningfully used.As a refugee, in many countries you are not allowed to work and earn money. What follows is a life in limbo, social isolation, alienation, and an extraordinary waste of talents and skills. What to do?

A team of landscape designers have come up with the Green Block, a living building material that could help London become a National Park City, the first of its kind.

Did you know toilet paper can be used more than once? In Holland, a new technology that recycles loo roll is being used to create material for bike lanes.

Energy and environmentally intensive wood-pulp paper may now have a revolutionary, sustainable and unexpected competitor: paper made of stone.

Islamophobia Watch is an app that enables people to anonymously record and share information about religiously-motivated attacks on Muslim Australians.

Scientists have designed a smart plaster that can deliver customised medication via smartphone technology.

A Dutch architecture studio has devised a range of floating solutions to provide urban slums with sanitation, electricity, health care and other basic services, while also reducing the slums' waste problem at the same time. How?