If history is a guide, a victory for Obama means he faces the prospect of a second term dogged by scandal or inertia.

Climate change was a point of division between Obama and Republican rival Mitt Romney. The president declared climate change a global threat, acknowledged that the actions of humanity were deepening the crisis, and pledged to do something about it if elected.

Since declaring that she would not serve in a second Obama administration, Clinton has dismissed suggestions that she will run in 2016.

Blending hard-bitten realism with long-view optimism, Obama said that every 20 or 30 years brings a new cycle of pessimism in America.

Every now and then, a presidential candidate surprises us with a truly human and honest moment.

Election night is the easiest time to act like a grownup.

Don't underestimate questions from the crowd; technology has made voters more informed than ever.