Steven Cojocaru

I haven't tweeted once in my life, but I'm sick of hearing about it already. What once may have been the cool way of letting a hundred people know that you're about to go mow your lawn now has the feel of a used-to-be-fresh means of communicating. So yesterday, like two-way pagers. And AOL.

What do cells do when they see a broken piece of DNA? Cells don't like such breaks. They'll do pretty much anything they can to fix things up. If a chromosome is broken, the cells will repair the break using an intact chromosome.