While pioneering Japan is no longer home to the biggest high-speed rail network in the world, it remains premiere.
Spain, France and Germany have the largest high-speed train networks after China and Japan.
The fledgling network does not compare well to other countries with high-speed trains.
An unusually complicated web of existing policy and lobby influences keep governments from forging ahead.
They dominate dietary research and policymaking, making public health adjustments challenging.
The world’s two billion-person nations continue to stick to one time zone each.
How the United States ended up with one of the highest numbers of time zones for a single country.