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The variant comes from the KLOTHO gene; its ability to improve learning and memory may not necessarily be associated with aging, a Cell Press news release reported. The variant works by increasing the amount of Klotho in the bloodstream and brain. Klotho does occur in aging mice, but it is seen in young animals as well.

Hillary and Bill Clinton were seen walking around Oxford earlier today. It is believed that the Clintons were in the city for the graduation of their daughter, Chelsea Clinton, with a DPhil tomorrow. Chelsea Clinton is thought to have previously studied a postgraduate degree at Oxford in 2001, completing an MPhil in International Relations in 2003.

Ecuador’s government is asking the United States Agency for International Development to leave the South American country by the end of September. Ecuador’s request is spelled out in a letter obtained by The Associated Press. The Nov. 26 missive is signed by Gabriela Rosero of Ecuador’s international cooperation agency and said, “USAID must not execute any new activity,” nor widen …

A hot-air balloon caught fire while in the air and crashed near Richmond on Friday night. The balloon caught fire shortly before 8 p.m., near Meadow Event Park. The inaugural Mid-Atlantic Balloon Festival was scheduled for today and Sunday at the park. On Friday night, teams of balloons were also to take off and return, according to the festival website.

For people with mental illnesses, taking prescribed medications can greatly change their moods, behaviors and actions. In a new study, researchers analyzed the relationship between taking antipsychotic medications or mood stabilizers and rate of violent crimes. They found that when people with psychiatric illnesses are good about their medications, they become around 50 percent less likely to commit a violent …

The fitness instructor is about to start pushups, but first she has to move her walker out of the way. The exercisers at this apartment complex are all over 75 and their leader, Hildegard Gigl, will turn 99 in June. “I’m getting older, but I’m not getting old,” said Gigl, whose half-hour class includes pushups against a wall and weightlifting …

In 2012, 4628 workers were killed on the job, which made an average of 13 deaths a day, according to a new report from the AFL-CIO. An estimated additional 50,000 workers died from occupational diseases, or an average of 137 deaths a day. All told, an estimated 150 workers died each day last year due to working conditions.

A mother was overwhelmed with emotion on the Today show this morning as she saw the results of her daughter’s dramatic weight loss transformation for the first time.

The number of cesarean deliveries remains very high in the U.S. and Consumer Reports says many of them are unnecessary. It has analyzed data from more than 1,500 hospitals in the 22 states where data is available and found several where more than half the women who expect a low-risk delivery undergo a C-section. For low-risk deliveries, Consumer Reports found …

Yemeni security forces have killed an al Qaeda terrorist wanted over a series of attacks in the country’s capital, state media reported Friday.

The Colorado Supreme Court is rejecting Aurora theater shooting defendant James Holmes’s request that he not have his sanity evaluated a second time. The court denied Holmes’s appeal Thursday. It also ruled that Holmes’s filing can’t be seen by the public. Holmes pleaded not guilty by reason of insanity to killing 12 people and injuring 70. Prosecutors are seeking the …