The State Department has released the 23 countries that American tourists should reconsider traveling to before visiting.

Many countries have a partial tourism tax that only applies to specific cities or areas most popular with visitors. For ...

Maps are useful tools to help people navigate ... This one shows all the countries of the world, almost 200, including the UK. It shows all seven continents, Europe, Africa, North America, South ...

Thorium, an abundant and safer alternative to uranium, could soon become a vital resource in the quest to meet energy needs.

Given the increasing importance of rare earths, countries with large reserves are gaining significant economic and political influence.