South Stream, a proposed pipeline to bring Russian natural gas to southeastern Europe, threatens to undermine Europe's solidarity forged during the Ukraine crisis. Some see the pipeline as a necessary alternate supply of gas while others say it will only give Russia more leverage over European energy.
Madrid is using 'smart' parking meters in which drivers enter their license plate number to verify the model and make of the car. If someone drives a diesel or a less fuel efficient car in Madrid, then the driver is charged 20 percent extra to park.
Attacks on sacred Shiite sites by the Sunni militants creating an 'Islamic State' in Iraq and Syria are risking a wider war in the Middle East. The world should help prevent such a major war of religion by applying lessons from previous wars between competing faiths.