Scientists have discovered that a mouse found in Africa can lose large patches of skin and then grow it back without scarring, perhaps as a way of escaping the clutches of a predator.
The finding challenges the conventional view that mammals have an extremely limited ability to replace injured body parts. There are lizards that can regrow lost tails, salamanders that can replace amputated legs, and fish that can generate new fins, but humans and other mammals generally patch up wounds with scar tissue.
Badgers have been blamed for spreading disease among cattle in Britain. But a campaign to cull the badgers has been met with opposition from prominent figures like Queen guitarist Brian May, who joined this rally in Bristol earlier this month.
Credit Matt Cardy / Getty Images
British badgers have been exposing cows to bovine tuberculosis, scientists say.
Jazz multi-instrumentalist Sam Rivers, who died at 88 in December 2011, recorded with many trios in the 1970s. But his most celebrated trio was barely recorded at all. In 2007, it played a reunion concert — its first in 26 years.
We just talked about the changing demographics in this country. In fact, the Pew Research Center says Latinos will make up more than a quarter of the U.S. population by the year 2050. So we talked about how that might affect our public schools, but there's another group that's paying very close attention to these changes, and that's librarians.
This is TELL ME MORE from NPR News. I'm Celeste Headlee. Michel Martin is away. On television and in movies, the emergency rooms of big city hospitals are places of high drama, with doctors working furiously to save gunshot victims, those hurt in car accidents and people who are suffering a medical crisis, like a heart attack.
This is TELL ME MORE from NPR News. I'm Celeste Headlee. Michel Martin is away. Coming up, a new documentary follows a harrowing day in an Oakland, California emergency room, where the policy questions about health care play out in real life. We talk with the director of "The Waiting Room." That's in just a few minutes.
This is TELL ME MORE from NPR News. I'm Celeste Headlee. Michel Martin is away. Coming up, it's been nearly 60 years since public schools were legally desegregated, but new research shows schools are still divided. That's in just a few minutes.
And now it's time for our regular feature, called In Your Ear. It's where we ask some of our guests to share their personal playlists with us. Zach Wahls made headlines when he stood before Iowa lawmakers urging them not to pass a constitutional amendment banning gay marriage. Wahl spoke up because his parents are lesbians. He stopped by our studios earlier this year to discusses his book, "My Two Moms: Lessons of Love, Strength and What Makes a Family." And he also took the time out to share some of the songs he loves to hear.