Miller-McCune

Our Ryan Blitstein recently looked at the connection between a state's spending on social welfare and its suicide rate. There is a connection, the authors of one study determined, but the underlying reason remains unclear.

An Australian researcher today showed that athletes who believe they're taking synthetic human growth hormone, but are instead taking placebos, can actually become stronger.

Journalists at this week's gathering in San Francisco of experts on the hormonal system might be excused for believing they'd stumbled into a bookstore's fad diet section.

Sen. Barack Obama fleshed out his plans to shore up the Social Security system Friday, telling a group of senior citizens in Columbus, Ohio that if elected president, he would advocate applying the Social Security payroll tax to annual incomes above $250,000.

Three years ago, amid a flurry of expectations and public controversy, the European Union instituted the world's first cap-and-trade system to limit carbon emissions. Today, a Massachusetts Institute of Technology analysis of the EU Emissions Trading Scheme (ETS) affirms that despite rather unstable beginnings, the system has been an unprecedented success, one particularly important in that it opens the door for skeptical countries -- like the United States -- to follow suit.