The U.S. is broken up into 50 states, plus territories like Puerto Rico and Guam, and a federal district, Washington, D.C. Most other countries have smaller parts too.
A recent survey conducted in eight European countries provides a snapshot of citizens' views of their own countries' leaders as well as those who influence the future of the EU.
Fertility is higher in Northern Europe than in Southern Europe. To understand, let's take a look at family policies, equality between women and men and the economic context.
New research published in the journal Nature reveals that more than 1.2 million flow barriers exist on European rivers and that approximately 10% are obsolete.
Most people who received some money experienced less hunger, sickness and depression, both before and after Kenya imposed restrictions in the pandemic.
Smartphones supported migration flows by providing migrants with access to online information before and during travel and when they arrived at their destination country.
Coronavirus is surging in Spain, France, Germany and the UK, after many countries relaxed restrictions over the summer. They should look to success stories like Vietnam.
We discovered wind farms in Spain that had carved up peat bogs, causing them to release carbon to the atmosphere.
Melbourne isn't the only place suffering under a second lockdown. It's happening across the world as the virus surges in countries that were initially successful in flattening the curve.
Scientists in Spain have reported finding traces of the novel coronavirus in wastewater dating back to March 12, 2019.
Over the first 100 days of the pandemic, countries that quickly implemented strong policies successfully lowered their death rates faster. There were also some surprises in the successes and failures.
As the US prepares to reopen from weeks of social distancing, it’s worth noting what other countries are doing.
While some authoritarian governments have won early praise, research shows that democratic countries with a balance of power between central and regional bodies are best able to succeed.
Another EU leaders' meeting, another humdrum announcement afterwards.
Who can and can't move and why is crucial to understanding the virus.
The spread of COVID-19 highlights Europe's political and economic weaknesses and suggests that the institution may be entering a deep crisis.
A scholar who has reviewed the efforts of nations around the world to protect their citizens from foreign interference says there is no magic solution, but there's plenty to learn and do.
Spain's proposed coalition could succeed, even without a majority in parliament.
A new group – Tsunami Democràtic – are using technology to create civil disobedience that is more organised and creative than ever.
Spanish dictator Francisco Franco no longer has a place in the Valley of the Fallen.