Bill Clinton, the 42nd president of the United States, has joined Twitter with a little help from TV funnyman Stephen Colbert.
Amelia Earhart's final flight is probably one of the longest enduring mysteries in the history of modern aviation.
The US has launched a 'virtual embassy' for Iran, after decades without a real one - but has seen it blocked by the government almost immediately.
The incoming chairman of the House Homeland Security Committee is demanding that Secretary of State Hillary Clinton declare WikiLeaks a terrorist entity.
It's not as obvious as the pollution that's caused by industrialization, but smoke and toxins from cooking fires are killing millions of women worldwide.