While both are dangerous and deadly, a key difference between the two terror groups is one of ambition in the breadth of land they seek to conquer, control, and place under Islamist rule.
Turkey's a natural bridge between Asia and Europe, but it identifies as neither continent, having instead become a blended culture all its own.
For decades, India's Hindu and Muslim populations have been at each other. What's behind the animosity?
There might be a misconception or two about Pakistan out there, from its language to its views on Islamic life and terrorism.
Pakistan is home to some 185 million people, living in a country that's almost entirely Muslim and where socioeconomic classes fall primarily along religious and ethnic lines. What's it like for the average Pakistani to live there?
Radiocarbon dating carried out by experts at the University of Oxford may shed new light on the book's origins.
After several deadly attacks and threats to its government, Turkey has officially declared war on ISIS. Is it possible Turkey could lose?
The parchment with Koran text dates close to the time of the Prophet Muhammad, who is thought to have lived between 570-632 A.D.
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