Some 2,000 Chinese workers clash with police as they stage a strike outside the Taiwan-funded KOK Machinery rubber factory in Kunshan, east China's Jiangsu province, on June 7. AFP/Getty Images hide caption

Anyone looking to tighten their budget could begin by cutting their costs at the supermarket, says Janet Bodnar of Kiplinger's Personal Finance.. William Thomas Cain/Getty Images hide caption

Virginia Tech's football helmets are outfitted with six sensors (the brown objects) that record data. There is also a small antenna that transmits information from the sensors to the sideline controller unit. The sensors are small accelerometers -- similar to devices that trigger an automobile air bag. Courtesy of Dr. Gunnar Brolinson of Virginia Tech hide caption

A male Florida panther walks down Jane's Scenic Drive in Fakahatchee Strand Preserve State Park. Before scientists bred the Florida panthers with cats from Texas, they lacked vitality and were near extinction. Science/AAAS hide caption

In this Aug. 7 photo, a Mexican journalist protests the targeting of journalists by drug cartels and others in the country. The unrest has prompted some journalists to seek asylum in the U.S. Marco Ugarte/AP hide caption