We track four people on their journey.
We explore the new US-Cuba relationship
A Canadian's fight for the right to die could provide an international precedent in the case for assisted suicide.
21 Jul 2012 19:22 GMT | Health, US & Canada, Australia, Belgium, Canada
We should think of the size of the human population not just in terms of numbers, but also in terms of its mass.
16 Mar 2012 09:51 GMT | Business & Economy, Health, US & Canada, Australia, Canada
There's a need to find a way to maximise the truly amazing potential of the internet, while properly rewarding creators.
18 Feb 2012 11:36 GMT | Science & Technology, Arts & Culture, US & Canada, Australia, Canada
A ban on battery cages for hens that was adopted in 1999 has finally been implemented throughout the European Union.
Peter Singer | 20 Jan 2012 11:18 GMT | US & Canada, China, United Kingdom, United States
'Cigarettes, not guns or bombs, are the deadliest artifacts in the history of civilisation.'
Peter Singer | 19 Nov 2011 08:09 GMT | US & Canada, United States
In an effort to increase happiness among its people, Bhutan studies, quantifies, and defines what it means to be happy.
Peter Singer | 22 Sep 2011 08:58 GMT | Latin America, Bhutan, Brazil, Denmark, India
Two movies released this month promise to shed a different light on the issue of our relationship with the great apes.
Peter Singer | 14 Aug 2011 09:51 GMT | Arts & Culture, US & Canada, Australia, Japan, New Zealand
Reducing the suffering of all creatures is truly a mark of a civilised society.
Peter Singer | 15 Jul 2011 11:06 GMT | US & Canada, China, Greece, Indonesia, Poland
A new book tries to explain how it may be possible to view moral judgements as objective truths.
Peter Singer | 18 Jun 2011 08:53 GMT
Following the loss of life caused by Japan's tsunami, a small nonprofit organisation is planning ahead in Indonesia.
Peter Singer | 17 May 2011 09:15 GMT | Environment, Humanitarian crises, Indonesia, Japan
Search engine's initiative to make a massive online library is a fantastic idea, but it has run into obstacles.
Peter Singer | 15 Apr 2011 10:47 GMT | Arts & Culture, US & Canada, Australia, Canada, Israel
How improving relations between communist Cuba and the capitalist US will change the lives of people on both sides.
Politics, United States, Cuba
Mayotte is a magnet for Comoros islanders who risk their lives crossing hazardous seas in search of a better life.
Poverty & Development, France, Refugees
The WHO has declared the spread of the Zika virus a global public health emergency, so how big a threat is the virus?
Health, Zika virus, US
A three-part series looking at the history of France's black community and their long struggle for recognition.
Politics, US & Canada, France