When makers of acetaminophen for infants said back in May that they were reducing the strength of the medicine so it would be less likely that babies would be accidentally given too much, it all made sense.

Some infant acetaminophen had as much as 80 milligrams of acetaminophen in a milliliter, while products for older children had less than half that.

Scientists have found that pigeons are much smarter than we give them credit for and can be taught some complex abstract math. This is stunning because it's trait that has only been shown in primates. But according to a report in the current issue of the journal Science, researchers were able to teach pigeons abstract rules about math.

Each year, Talk of the Nation reaches out to colleagues and friends at NPR for their help in remembering some of the men and women who died during the previous 12 months. They responded with personal stories about the people who inspired them.

In our sixth annual obituary show, we talk about the lives and careers of remarkable men and woman who did not make headlines when they died, but whose lives still made an indelible impact. NPR's Neda Ulaby, Sonari Glinton and Andy Carvin are among those who share their remembrances.

Have you ever come across a dust-covered "to-do" list, filled with tasks that you never actually finished because they were unpleasant, you just weren't in the mood, or you found something easier to do instead?

The U.S. Food and Drug Administration has one of those lists. It's 34-years-old. And the agency decided this week to throw it in the garbage.

Critics cried foul when Department of Health and Human Services Secretary Kathleen Sebelius overruled the Food and Drug Administration earlier this month, saying that teenage girls can't buy the emergency contraceptive plan B without a prescription. Their complaint: That the move went against the Obama administration's stated goal of protecting science from the taint of politics.

"Twin suicide car bomb blasts ripped through an upscale Damascus district Friday, targeting security and intelligence buildings and killing at least 40 people" according to authorities, The Associated Press writes.

NPR's Deborah Amos says it's the "first such attack since the beginning of a 10-month revolt" against President Bashar Assad's regime.

Now there's the question of who is responsible.

With the economy the way it is, we've heard plenty of stories about the heartbreaking requests children are making to Santa.

Three days of intense pressure persuaded House Republicans to give in and approve a short-term extension of the payroll tax cut and unemployment compensation benefits. Linda Wertheimer talks to NPR's Tamara Keith about the reversal by GOP leaders in the House.

As Eater reported this week, some politicians believe this country is awash in food waste. But this isn't the stuff in the garbage — it's the way we pour money into building restaurants, promoting American food products abroad, and encouraging the purchase of local foods.