Brian Greene one of the main proponents of String theory our ancestor were hunters and they needed to see the world in a precise position so they could hunt them.

FORBES: Lessons In Sustainability From India's Entrepreneurs

The strings predicted by string theory are so small and convoluted that unwrapping them would require energies that have not existed since shortly after the Big Bang. (This is the main reason why string theory remains just a theory.) Dr Arkani-Hamed's loops, however, may be observable with existing equipment.

ECONOMIST: A matter of gravity

"We're coming to the endgame, " says Sally Thompson, executive director of The Border Consortium, the main agency providing aid to a string of Thailand camps, where you can find four generations living under one roof.

NPR: Refugees Face Uncertain Future As Myanmar Opens

Further north, a string of villages huddles along cliffs reached by a quiet loop off the main highway to the Romanian border.

BBC: The Black Sea by Moskvitch

Police first took notice of a string of murders in early 1995, and identified an Egyptian citizen Abdel Latif Sharif as the main suspect.

BBC: Mexico's serial killer fears renewed

Since setting a record close of 14, 000.41 just a month ago, the Dow Jones industrial average has shed 1, 154.63 points in a string of triple-digit losing days that have raised anxiety levels not just on Wall Street but on Main Street as well.

NPR: Fed Lowers Discount Rate to Calm Markets