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Ecologist and "natural security expert" Rafe Sagarin thinks our systems for dealing with natural disasters and terrorist attacks need to be updated. The best place to turn for advice? Other organisms.

A new analysis of TV ads so far this election cycle finds that 70 percent of the messages have been negative — a trend spearheaded by the heavily financed superPACs supporting the candidates. At this point in the 2008 election, 91 percent of TV ads were positive.

The Obama campaign on Wednesday escalated its attack on Mitt Romney's business career, with Vice President Joe Biden scheduled to aggressively question how Romney's management of the private equity firm Bain Capital might translate into running the U.S. economy.

Egypt's presidential voting starts May 23, and two of the leading candidates are Islamists. One is a leader of the Muslim Brotherhood, and the other was recently kicked out of the group.

A Pittsburgh food writer offers a lesson in making pesto out of stinging nettles and garlic mustard — springtime greens often considered weeds.

There’s an old adage that runs through the thread of rock-and-roll lore. Whatever feat of fame or infamy some latter day rock star performs, someone will…

One of the first things he will propose is merging commerce and trade operations. An announcement is due later this morning.

Private employers added 257,000 jobs to their payrolls, the Bureau of Labor Statistics also says. A slight drop in employment at government agencies brought the overall gain in jobs down to 243,000.

Folk music enjoyed a revival of sorts in the mid 20th century. Springing from the Greenwich Village epicenter of the movement in the late 40‘s, The…

The protesters delivered a petition with 250,000 signatures at six stores worldwide.