The coal industry and politicians have done a good job labeling Kentucky as a coal state. But not all coal is equal. Not chemically, not geologically and not financially. As Kentucky Public Radio's Erica Peterson reports, some types of coal are much more valuable than others.
GPS devices have become ubiquitous: Millions of drivers rely on them for directions.
The government hopes to construct a new air traffic control system based on GPS navigation rather than use radar.
They've also become an important tool in agriculture.
But a multibillion-dollar proposal to provide broadband Internet access using satellites and a network of 40,000 antennas could interfere with their devices. This could potentially make it harder for first responders to find emergencies, aviators to fly and drivers to navigate.
Secretary of State Hillary Clinton on Monday urged African countries to break with Libyan leader Moammar Gadhafi and pressure him to stop attacking civilians. During a trip to Ethiopia, she also called on the north and south of Sudan to quickly resolve their differences – as Southern Sudan prepares to become the world's newest country.
Clinton, the first secretary of state to visit the African Union's headquarters, came with a message that regional leaders should learn something from the Arab uprisings.
The U.S. Supreme Court has unanimously upheld a broad state ethics law, ruling that legislators have no personal, First Amendment right to vote on a measure. The decision reverses a Nevada state court ruling that would have undermined conflict-of-interest laws across the country.
Monday evening's debate of Republican presidential candidates in New Hampshire will, unlike an earlier South Carolina edition, feature Mitt Romney, the GOP frontrunner.
And his presence raises interest in the debate scheduled to be shown on CNN at 8 pm ET.
A good fight is a great spectator sport and we can expect something of one Monday night. The other members of the crowded GOP field will at some point go after the former Massachusetts governor as unworthy to carry the Republican Party's mantle against President Obama.
We reported last week that Spanish authorities had arrested three people they said were members of the cyber activist collective Anonymous who were inovlved in the hacking of Sony's Playstation database.