Recently,a group of experts advised the Food and Drug Administration that the drug needs more controls and better directions for use.
VOA: special.2009.07.21
Their findings could help to engineer plants that grow better and more effectively in conditions with higher levels of carbon dioxide.
VOA: special.2010.01.26
Yet researchers from Stanford University say new treatments are often no better than existing ones, but are almost always more costly.
VOA: special.2009.08.14
But she realized then that his mind would forever be on the march, always requiring something newer, better and more perfect.
VOA: special.2009.09.26
They are hoping to learn more about dark matter in an effort to better understand how the universe expands and shrinks.
VOA: special.2009.07.21
One idea is that,as people age, they grow more thankful for what they have, and have better control of their emotions.
VOA: special.2010.08.03
The Michael J.Fox Foundation has raised more than one hundred forty-two million dollars to fund research for better treatments.
VOA: special.2009.04.07
They move to more developed nations for better pay, better working conditions and better chances for career development.
VOA: special.2010.06.07
"It is good for Africa. I mean the more publicity that we can have about Africa the better.
VOA: special.2010.06.09
Last week,a group of experts advised the Food and Drug Administration that the drug needs more controls and better directions for use.
VOA: special.2009.07.08
He says more experiments on different kinds of pain are needed to better understand the effect of swearing.
VOA: special.2009.08.18
Knowing more about how the Yarkovsky effect changes an asteroid's orbit will help scientists better predict whether RQ36 will come near Earth.
VOA: special.2011.06.22
And the study found that the women who used the gel more often had even better results.
VOA: special.2010.07.21
This suggests that animals with more widely spaced nostrils could attack from better positions while swimming fast.
VOA: special.2010.08.03
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