Five months before early primary voting, America's presidential race has devolved into mudslinging, with Republican Donald Trump leading the charge to the bottom by lambasting his many rivals.
Facebook began testing a Messenger app virtual assistant that the leading social network said goes beyond artificial intelligence programs already on the market.
The Los Angeles city council is reviewing a $4.1 billion bid proposal for the 2024 Summer Olympics that backers say could produce a surplus of $161 million.
The White House issued a rapid call for Congress to pass gun control laws, after two journalists were shot to death during a live television broadcast.
In the name of global peace, Burger King proposed making the hybrid hamburger to its rival McDonald's, at least for one day, the United Nations-promoted International Day of Peace.
A group of wildfires blazing in the western US state of Washington have become the largest in the state's history, and 2015 has become the state's worst fire year on record.