That legacy of change is all around us.

WHITEHOUSE: Presidential Proclamation -- Women's History Month, 2013

From our Arab neighbours in the north to the usual rebellious suspects in eastern Democratic Republic Congo, to the culture haters in northern Mali to the striking miners in the south - change is all around us.

BBC: African viewpoint: Taming volcanoes

That is the change that is literally all around us, and very unlikely to go away.

BBC: Margaret Thatcher: Economic legacy of an Iron Lady

This will change the way we search the world around us and organize all information on social, rather than algorithmic lines.

FORBES: Graph Search Is Facebook's Siri