When researchers turned on a gene for the hormone in the livers of diabetic lab mice, the number of insulin-making cells in their pancreas glands tripled within 10 days. Although the research was conducted in animals, the scientists say the findings could be relevant for humans.
Today's young people might aim for the sky, but they might not envision a visit to the White House. Host Michel Martin talks with two students, Darius Hooker and Isabella Leighton, about their interest in rocket science and the White House Science Fair.
When Superstorm Sandy flooded lower Manhattan last year, thousands of lab animals drowned and many scientists lost months or even years of work. The specialty animals can be very difficult to replace, but researchers say the loss of animal life is emotionally devastating and difficult to get over.
At a briefing in Beijing Wednesday, World Health Organization officials called the H7N9 bird flu that's emerged in China one of the "most lethal" flu viruses so far. NPR science correspondent Richard Knox talks about what we know, and the questions that remain about the deadly strain.
Corn production was down last year thanks to drought. This year, conditions are too cold and wet for farmers to plant the crop. Without a break in the clouds pretty soon, there may be another shortage of the crop at harvest time.
When you give to WAMU, your tax-deductible membership gift helps make possible award-winning programs such as Morning Edition, All Things Considered, The Diane Rehm Show, The Kojo Nnamdi Show, and other favorites.