Returning to Chile's top job after a spell with the United Nations, Michelle Bachelet heads a coalition that ranges from moderate leftists to communists. Rough Cut (no reporter narration).
Science fiction becomes reality at CeBIT, the world's largest tech fair in Germany. As Sonia Legg reports humanoid robots were the star attractions along with new ways to protect authentication.
Wave carpet delivers power potential to coastal communities
Mechanical engineers in California are developing technology to harness the energy of coastal waves and ultimately, provide entire cities with limitless renewable energy and clean drinking water. Called the wave carpet, it's a system attached to the sea floor that generates power by rising and falling with the waves. Ben Gruber has more.
Van Gogh exhibit blames society, not artist, for his madness
The Musee d'Orsay in Paris presents some of Vincent Van Gogh's art through the lens of French playwright Antonin Artaud, who blames society for driving Van Gogh to suicide. Jeanne Yurman reports.
Imagine you're sitting on the tube, minding you're own business when suddenly - the doors open and Rihanna gets on.
Just a dream?
Not for commuters in London when the 23-year-old hopped on the Jubilee underground line to get to the 02 Arena for her concert.
Rhi Rhi used her own Oyster travel card to take the journey when she joined the carriage at North Greenwich station.
The Man Down singer then hopped off the train to perform a killer show.