When a kid lops off a fingertip with a cleaver or car door, there's a chance the end of the digit will grow back. The fingerprint will be gone, and the tip may look a bit strange. But the flesh, bone and nail could return.
Now biologists at New York University have figured out just how this lizard-like regeneration happens in mice. There's some secret sauce at the nail cuticle that makes it possible, scientists report Wednesday in the journal Nature.
Originally published on Wed June 12, 2013 11:40 am
We think we know the real world; it's the one we perceive around us. All we have to do is open our eyes, sharpen our ears and we have a portrait of reality based on our senses. Most of us are perfectly happy with this construction, not knowing or caring that there is a whole lot of reality lurking beyond our senses, invisible and essential.
Today, the state of Florida doesn't see much in the way of revolution. The current governor is deeply unpopular, it's true, but the people of the Sunshine State are still pretty far from armed rebellion. This was not always the case. Many years before the West was won and the Monroe Doctrine proclaimed America's shores inviolable, western Florida was an international battleground where newly independent Americans fought with Spanish and French imperialists for control of valuable New World real estate.
Originally published on Wed June 26, 2013 12:40 pm
I have vivid memories of my mom going out of town one weekend and my dad feeding me fried bologna sandwiches for three nights in a row. He didn't make the sandwiches because I liked them; he made them because he can't cook. He can't get around a kitchen. He doesn't know how to chop an onion. He has no idea how to roast a chicken. But the man can grill.
A who's who of conservative groups is urging House Republicans to adopt a new rule. Well, actually, it's an old rule: the Hastert Rule. Dennis Hastert is the former Republican speaker who adopted the informal guideline that no bill should pass without the support of the majority of the majority.