GPS monitors can track your every movement. Brain scans can now see lies forming in your brain. And advancements in genetic engineering may soon allow parents to engineer what their children will look and be like.
These new technologies are "challenging our Constitutional categories in really dramatic ways," says George Washington University law professor Jeffrey Rosen. "And what's so striking is that none of the existing amendments give clear answers to the most basic questions we're having today."
The latest numbers from CDC show that only 28 percent of the nation's 1.2 million HIV-infected people are getting effective antiviral treatment; effective treatment rates are lowest among African-American men.
When you buy food that is labeled fair trade, you do so to support farmers who meet certain social and environmental standards. But some companies now disagree about whether a new take on fair trade can really be called "fair."