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• Josh Knoller, a young professional in New York City, spent years refusing his mother's "Friend Request" on Facebook before, eventually, "caving in." Today they have an agreement: she'll try not to make embarrassing comments, and he can delete them if she does.
• "We actually got into some pretty big fights over this," says Knoller, 29. "I love my Mom to death but she's a crazy, sweet Jewish mother and I was a little worried about what she might post in front of my closest friends."
• As Mother's Day approaches, 1 in 3 mothers are connected with their teens over Facebook, according to the social networking giant's review of how users self-identify.
• With more than 1 billion Facebook users, that's a lot of mothers and kids keeping in touch through social media, says Fordham University communications professor Paul Levinson, author of "New New Media." ''Facebook has been a boon to family relationships," said Levinson.
• Kelly McBride, an assistant professor of communications at LaSalle University in Philadelphia, says her students who "friend" their mothers keep their Facebook pages benign, using other social media like Instagram or Twitter for the racy stuff.
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• EPECUEN, Argentina (AP) -- A strange ghost town that spent a quarter century under water is coming up for air again in the Argentine farmlands southwest of Buenos Aires.
• Epecuen was once a bustling little lakeside resort, where 1,500 people served 20,000 tourists a season. During Argentina's golden age, the same trains that carried grain to the outside world brought visitors from the capital to relax in Epecuen's saltwater baths and spas.
• The saltwater lake was particularly attractive because it has 10 times more salt than the ocean, making the water buoyant. Tourists, especially people from Buenos Aires' large Jewish community, enjoyed floating in water that reminded them of the Dead Sea in the Middle East.
• Then a particularly heavy rainstorm followed a series of wet winters, and the lake

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