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When Lee Gettler got married six weeks ago, he didn't realize that with the "I do" came a change in his testosterone levels.

A physicist named Dmitri Denisov walks up wooden steps to the top of something that looks sort of like an abandoned railroad bed."Wow, look, it's beautiful," Denisov says, gazing out at a pond. "I didn't even know about these flowers."

A lot of simple things in science turn out to be quite complicated.

Banana peels don't get a lot of respect.

Earlier this month, Japanese Prime Minister Naoto Kan called for a society that doesn’t rely on nuclear power. His announcement stunned some of the political establishment, but it seems in line with Japanese public opinion. A recent poll revealed that 70% supported Kan's nuclear strategy.

Nigeria has one of the highest rates of maternal mortality in the world. And, though the U.S. is highly developed, it trails behind 49 other countries, including Kuwait, Bulgaria and South Korea.Today we hear about a partnership between Dr.

We live in a day and age where very few women should die in childbirth. In spite of spending more on health care than any other country, some 40 countries usually do better than the U.S. on maternal mortality rankings. One oil-rich African nation does a lot worse: Nigeria.