"Policy goals" won't be enough to protect bicyclists once the cars start driving themselves. Strong standards will be necessary to govern the interactions between cars and bikes in an autonomous future.
Using 8,000 photos taken from atop the Tokyo Tower, photographer Jeffrey Martin has assembled a 150-gigapixel panorama of the city. The best part - its interactive - meaning you can pan and zoom to an incredible level of detail.
Independence Day is a day to reflect on America's history; and with many of the activities associated with the holiday (parades, fireworks) set on urban stages, it's the perfect occasion to enjoy some amazing images of the country's urban past.