Hillary Clinton's new book has revealed that Barack Obama's government demanded the release of captured US soldier Sgt Bowe Bergdahl in every prisoner discussion it held with the Taliban.
The former US secretary of state also says in her book, Hard Choices, that she recommended President Obama end the decades-long US embargo on Cuba to force Fidel and Raul Castro into democratic change.
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Scientists have discovered the oldest known earth-size planets discovered which they say raises the prospect of 'ancient life'.
Auschwitz survivor Alina Dabrowska was a victim of the cruel experiments of Nazi doctor Josef Mengele, known as "the Angel of Death."
Here are just some of the faces and stories of Auschwitz survivors 70 years on from the concentration camp's liberation.