No fatalities for U.S. airlines, and more

No fatalities for U.S. airlines U.S. airlines didn’t have a single fatality in 2010, despite more than 10 million flights involving more than 700 million passengers. It was the third year in the past four without a death.USA Today

More post offices to closeIn March, the U.S. Postal Service—facing a decline in the volume of mail and $8.5 billion in losses—will begin closing 2,000 post offices in addition to 500 others it began closing in recent months. Most of the closings will be in rural areas and small towns.The Wall Street Journal

The health risks of shoveling snowShoveling snow causes an average of 100 deaths, and 11,500 emergency-room visits every year, according to a new study by the Center for Injury Research and Policy in Ohio. Back, hand, and arm injuries are the most common, with heart attacks causing most of the fatalities.HealthScout.com

The world's millionairesAbout 24.2 million people in the world have $1 million or more in net assets, and control more than a third of the world’s wealth. There are now more millionaires than there are Australians.The Economist

Presidential contenders So far, 76 people have filed paperwork with the Federal Election Commission to run for president in 2012—all of them unknown to the general public. “We have a bunch of idiots in Washington,” said one filer, Dennis Knill, a home remodeler from Sedona, Ariz. “They are ruining the country, and somebody has to stop it.”USA Today