All Things Considered

Katie Alonzo was stunned when doctors told her they couldn't get a drug her 10-year-old daughter, Abby, was taking to fight lymphoma.

"When a doctor says, 'This is what you need to take.' And then all of a sudden somebody tells you, 'Well, that is what you need to take but this isn't available so we're going to try this instead,' it's very scary," say Alonzo, who lives in Port St. Lucie, Fla.

Transcript

ROBERT SIEGEL, HOST:

Now to a scientist looking back at the year that's about to end, commentator Adam Frank is an astrophysicist. And in the category of science, he is confident about the headline for 2012.

ADAM FRANK: Something remarkable has happened that may etch this year into history for centuries to come. Twenty-twelve's importance comes not through elections, economic shifts or the new movements in art. No, 2012 may well be remembered for something far more elemental.

This was the year that climate change got real for Americans.

It's been a mixed year for Alzheimer's research. Some promising drugs failed to stop or even slow the disease. But researchers also found reasons to think that treatments can work if they just start sooner.

Scientists who study Alzheimer's say they aren't discouraged by the drug failures. "I actually think it was a phenomenal year for research," says Bill Rebeck, a brain scientist at Georgetown University.