States are part of countries, and countries may be grouped by other areas, like continents, hemispheres, or a political or ...

A new map has revealed the devastating impact a nuclear attack would have on the United States, with 75% of the population at ...

President Trump plans to impose fresh tariffs on all aluminum and steel imports, seeking to curb China’s growing dominance in ...

India and the US launched major initiatives following a meeting between Prime Minister Narendra Modi and President Donald ...

Now facing the digital age, Hao has taken an open-minded approach to continuing her work. She has led the development of an augmented reality (AR) teaching system for paper cutting, which allows users ...