Audio-visual art is familiar, but the audio-olfactory is surprising. Oswaldo Maciá explains why he uses sound and smell to construct knowledge in his exhibition The Library of Cynicism at CHELSEA space until July 20th.

Can art produce a space where people can create change, make change or at the very least be heard?

The Rio Earth Summit was held exactly a year ago. This interview, made at the time by the Public Library of Science, explores how important, and how contested, are the issues of climate change and biodiversity.

We are all familiar with the idea of the tortured genius. Recent research appears to bear this out, finding a strong link between high intelligence and bi-polar disorder.

Why Latin America has moved from the neo-liberal consensus of the 1980s and 1990s to the 'pink revolution' of Chavez, Morales and Correa over the past 10 years.

Discontent has been building for some time in Turkey. Andrew Finkel explains what is behind the protests sweeping the country.

Michael Douglas has revealed his throat cancer was caused by HPV.

Anosmia is to smelling what blindness is to sight, or deafness is to hearing. It is living with no sense of smell. This podcast is based on a lecture at Birkbeck by photojournalist, Eléonore de Bonneval, who has been documenting the lives of people with anosmia.

The 'precariat', those precarious people who have no secure foothold in the world of work, are a dangerous new class, argues Professor Guy Standing.

The rigid electronics of today will one day seem as clumsy as the telegraph machines of the nineteenth century appear to us. Researchers believe glass computer screens will be replaced by flexible carbon screens that will roll up to look like a pen.