Scientists in Hungary and Sweden say they've found an answer to the age-old question of how the zebra got its stripes. It turns out the pattern may have evolved to repel Africa's biting flies. The researchers discovered this by placing models of patterned zebras next to models of their plainer cousins, horses, and measuring how many flies ended up on each one. Host Scott Simon has more.
Nearly two dozen dog sledding teams set out a week ago on a thousand mile race over some of the most remote territory in North America. The mushers have reached the halfway mark in the race. They're now in the Canadian Yukon. And Emily Schwing of member station KUAC has been following the race since its start in Fairbanks, Alaska.
In January of last year, snow blanketed more than 42 percent of the country. Last month, it was just under 13 percent. The warm weather has lowered our heating bills and created a bit of an economic boost.
After two brutally long winters, the temperatures this year have been positively balmy. In the Washington, D.C., area, they've hovered in the 50s for much of the past two and a half months. Area landscapers, whose schedules are usually pretty lean this time of year, are busier. Take Chuck Dod Landscaping, which is building a stone wall in the backyard of a home in Mclean, Va.
Britons are in an uproar over a judge's decision to release a Muslim preacher suspected of al-Qaida links. The British government wanted to deport him to Jordan, where he's been convicted on terrorism charges, but European courts won't allow that because the convictions were based on evidence obtained by torture. NPR's Phil Reeves tells host Scott Simon that the case has stirred up resentment.