First came the presidential campaign. That was followed by a campaign -- between the White House and congressional Republicans -- over the fiscal crisis and tax hikes. It appears inevitable the next campaign, one that will be waged across the country, will focus on gun control.
President Obama and Afghan President Hamid Karzai on Friday endorsed the opening of a "Taliban office" in a third-party country to "facilitate" reconciliation talks -- just one plank of the post-war plan the two leaders discussed during Karzai's visit to Washington.
Astronomers have discovered the largest known structure in the universe, a clump of active galactic cores that stretches 4 billion light-years from end to end.The structure is a large quasar group (LQG), a collection of extremely luminous galactic nuclei powered by supermassive central black holes.