"They have become something like people we know now, whereas before they were obscure,".

VOA: standard.2009.10.21

"Well,there are three basic paths they can go through. The first one is the Standard Model, which is basically the theory of what we know now.

VOA: standard.2010.03.05

I think that with a lot of advocacy and, as you know now there is a good amount of popular faces, popular stars that also engage in HIV, whether it's through UNICEF, and recently UNAIDS has appointed its first regional Goodwill Ambassador and we are very happy that he's coming out loud, speaking about stigma and discrimination, speaking about the rights of our key populations, speaking about the time to act, speaking about the right policies, targeted action.

VOA: standard.2010.07.07

Now we know that genetics makes this connection even deeper and we are linked to our ancestors by DNA.

VOA: special.2009.12.01

Now that we know about grapes and geography, we have some important tools for understanding the label on a bottle of wine.

VOA: special.2010.10.13

Scientists now know,however, that the surface of the Earth is not as permanent as had been thought.

VOA: special.2010.01.12

Scientists now know that two conditions make climbing at heights over eight thousand meters extremely difficult.

VOA: special.2010.06.30

She says words and phrases like "guy" and "you know" now appear in research papers.

VOA: special.2010.01.28

what Matt would have done?" "How do you know "Now you're setting up a date with a vampire! What do you have, a death wish?"

VOA: special.2010.01.20

But here is something that scientists now know: A team led by Professor Fu has reported the first genetic link to how much sleep we need.

VOA: special.2009.08.26

By now most parents know about the dangers of sex offenders using social networks.

VOA: special.2009.09.14

Whereas if you connect with them on LinkedIn, now I've got not only the person's name and contact information, but I know what their prior jobs were.

VOA: special.2009.09.14

Now,we admit that we do not know how this expression developed.

VOA: special.2009.06.28

Now I know where I'm at. I'm dealing with a couple of snakes. What I meant to say was that there is too much football and not enough education."

VOA: special.2009.07.19