Shot US congresswoman Gabrielle Giffords has called for tighter gun laws in the wake of the Sandy Hook shooting, in which 20 children died.

America's four late-term abortion doctors

Facebook reports a sharp drop in profits, partly due to increased spending on research and development.

Facebook reports a sharp drop in profits, partly due to increased spending on research and development.

Arsenal score twice in three second-half minutes to come from behind and earn a draw with Liverpool at the Emirates.

Researchers propose a new way to measure the masses of the biggest black holes, aiding in our understanding of how they evolve along with galaxies.

David Cameron lands in Algeria for the first high-level visit since militants attacked a gas facility and killed 38 people.

An Ohio judge rules that the rape trial of two high school football players will take place in the county where the alleged attack happened.

An Ohio judge rules that the rape trial of two high school football players will take place in the county where the alleged attack happened.

Colombia's rebel group Farc says it intends to carry on capturing military personnel, despite warnings that it could undermine peace talks.

The Federal Reserve confirms it will keep interest rates at near-zero at least until the US jobless rate falls below 6.5%.

The Federal Reserve confirms it will keep interest rates at near-zero at least until the US jobless rate falls below 6.5%.

Lance Armstrong claims that his life ban from sport makes him a 'fall guy' for a century of cheating in the Tour de France.

Togo draw 1-1 with Tunisia in an incident-filled match in Nelspruit to reach the last eight of the Africa Cup of Nations.