Millions of Iranians cast ballots Friday in elections to replace incumbent President Mahmoud Ahmadinejad, a race that is being characterized as a potential challenge to the country's ruling Islamic clerics.
A slate of conservatives tacitly backed by Supreme Leader Ayatollah Ali Khamenei are facing off against the lone moderate, Hasan Rowhan, a former nuclear negotiator.
Other candidates include Saeed Jalili, also a nuclear negotiator; Tehran Mayor Mohammad Bagher Qalibaf; and Khamenei's diplomatic adviser, Ali Akbar Velayati.
Look through a series of 15th-century woodcuts, and you'll find that the leper is as much an icon of medieval art as the crown or the cross.
Leprosy was so common in Europe during the Middle Ages that it's estimated 1 in 30 people was infected with the bacteria. But by the turn of the 16th century, after the Crusades had swept across Europe, the disease mysteriously disappeared. And it never returned.
This left scientists puzzled. Did the bacteria mutate to become less harmful, or did Europeans become resistant to the germs?
The European Union is a big fan of traveling pets. It has pet passports that allow them to travel through all the member states. Still, until this week there was a limit. Travelers could only take up to five pets across the borders. Now, thanks to a pet-loving member of the EU Parliament, those who prefer to travel with herds of animals are now free to roam, as long as they're heading for a competition or a sporting event.
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