The South African military is now allowing HIV-positive soldiers to serve in foreign deployments and be promoted.
India promises to reduce its greenhouse emissions by boosting green energy, but some question whether it can deliver.
In his speech in Oslo, President Obama defended the US role in Afghanistan, arguing the use of force could bring lasting peace.
Group Doueh hails from a refugee camp in Algeria -- the band has a raw, powerful sound that counts Jimi Hendrix as an early influence.
South Africa has the largest number of HIV-infected people on the planet, but the country is taking aggressive new steps to fight AIDS.
Ontario hopes to phase out coal-fired power plants within five years as part of an aggressive new green energy plan.
The 1984 gas leak in Bhopal, India destroyed thousands of lives; but in the US, the disaster led to better regulation of industrial hazards.
Iceland has been one of the countries hardest hit by the economic crisis, but it remains a draw for American artists, writers and musicians.
New guidelines for mammograms -- screenings at 50, every 2-3 years -- consistent with many other countries around the world.
Connie Hedegaard, chair of Copenhagen climate summit, says US will loose out if it doesn't take on leadership role.