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Researchers say a crystal found in a British shipwreck may actually be a Viking sunstone, a mythical navigational guide
MUSIC
"Gangnam Style" singer Psy announced in a YouTube video that his follow-up single will be released in English on April 13
WEAPONS
Three dolphins trained by Ukraine's military to attack enemy swimmers fled into the Black Sea with pistols and knives attached
HEALTH
Sixty-three diners were sickened in one week with the norovirus after eating at Copenhagen's Noma, voted the world's top restaurant by Restaurant magazine