So how can a hormone ultimately affect the rate of aging? 那么，激素到底是怎样影响衰老的速度呢？ How could that work? 原理是什么呢？ Well it turns out that in the daf-2 mutants, 原来在daf-2变异体中 a whole lot of genes are switched o

And so then I went back into the research and spent the next couple of years really trying to understand what they, 然后我再度投入到了我的研究中，又花了几年时间， the whole-hearted, what choices they were making, and what w

I've always had a fascination for computers and technology, and I made a few apps for the iPhone, iPod Touch, and iPad. I'd like to share a couple with you today. 我一直都对计算机与科技很入迷， 我研制了一些适用于Iphone, iTou

To address this Conference is always an honour; to do so as Defence Secretary is a privilege. The first duty of government is to keep Britain safe. As a Party we can be proud that not only have we tac

November 16, 2007 PRESIDENT BUSH: Mr. Prime Minister, welcome to the White House. I really appreciate the opportunity to get to know you better. I'm looking forward to our lunch. This is an important