Ancient City Ruled by Genghis Khan's Heirs Revealed The 750-year-old city, along with the remains of Christian temples, were part of the Golden Horde kingdom that built by Genghis Khan's grandson and controlled many of the Silk Road trade routes that connected China to Medieval Europe.
Photos: Ancient 'Golden Horde' City Revealed Archaeologists have uncovered part of an ancient city founded by the heirs of Genghis Khan. Here's a look at the remains and artifacts found at the site along the Volga River in Russia.
Supervolcano Cleared in Neanderthals' Demise Neanderthals disappeared from Europe starting 40,000 years ago, after the region's biggest volcanic blast in the last 200,000 years sent superheated pyroclastic flows of volcanic gas and ash sky-high. But don't blame the volcano, scientists say.
Amazon's Watching: Online Stores Know Your Habits Getting the best price while online shopping is complicated by the fact that retailers can learn a lot about you, and they often use that information to alter the options you see, new research finds.
Ebola Suspected in NY Doctor A doctor who recently arrived in the United States from West Africa is being tested for Ebola at Bellevue Hospital in New York City, according to the city's health department.
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