Science

China's control of the Internet and media
Google has reported that the Chinese government is interfering with its email service in China, amid other reports that China is tightening controls on the Internet in the wake of social-media fueled protests in the Middle East.
How to make a good idea great
Guy Kawasaki is a man of the moment and a man of the future. He helped Apple achieve dominance, became a successful entrepreneur, and now is a Twitter sensation. His 10th book explains how to influence people while maintaining high ethical standards.
How bad is the nuclear crisis in Japan?
The United States has authorized the evacuation of U.S. citizens from Japan in light of the nuclear crisis there. What dangers does the situtation there pose?
The University of Minnesota says a bill to ban human cloning, which was introduced this week at the Legislature, is an attack on embryonic stem cell research.
Columnist David Brooks on 'The Social Animal'
New York Times columnist David Brooks has long been fascinated with the inner workings of the human mind. He joins us to discuss his new book, "The Social Animal," which explores the interactions of the conscious and subconscious and the role of each in shaping our lives.
A harsh lesson about nuclear power
Japan's crisis was entirely predictable, and something similar could happen here.
Photos: Bear research in northwestern Minnesota
Minnesota black bears are on the move in northwest Minnesota. Bears are expanding their range out of forested areas, into farmland. Researchers are trying to learn more about how and why these bears are adapting to a new habitat where bears traditionally did not live.
Mercury visible Sunday as NASA craft approaches
On St. Patrick's Day, for the first time, a small NASA spacecraft will enter into Mercury's orbit. And by coincidence, starting Sunday will be the best time all year for people on Earth to see Mercury with the naked eye.
Bottoms up Antarctic ice growth discovered
When it comes to ice, scientists are giving a whole new meaning to the phrase "bottoms up." Those massive ice sheets in Antarctica don't just grow on top when snow falls, they also grow from the bottom up, according to new research.