Originally published on Wed December 12, 2012 7:04 am
Pulling out a porcupine quill is painful and slow, as many a dog discovers to its dismay after tangling with the big rodent. But those tenacious quills are inspiring efforts to develop better medical devices, including less painful needles.
It turns out that no one had really picked apart why it's so hard to remove a porcupine quill. Barbs, sure. But the barbs not only stick like mad. They also make it much easier for the quill to pierce skin and flesh.
And if past negotiations are any indication, that silence could mean the talks are going well. We're joined now by NPR's congressional reporter Tamara Keith, who has been following developments on the Hill and beyond. And as Ari just said, neither side is talking about the details, but Tamara, what are they saying?
Now, from eShopping to eCards. That's this week's topic for our social media experts Baratunde Thurston, former digital director at The Onion and author of the book "How to Be Black," and Deanna Zandt. She's the author of "Share This: How You Will Change the World with Social Networking." When it comes to sending a holiday card, snail mail or email?