The tests are the first step in human clinical trials of two vaccine candidates developed at the University of Cape Town.

VOA: special.2009.07.29

We must not allow ideas like political correctness to divide us and cause us to reverse hard-won achievements in human rights and civil rights."

VOA: special.2010.05.09

Cleft palate and cleft lip are two of the most common birth defects in human beings.

VOA: special.2009.12.22

The two wanted to use bicycles as transport because they believe strongly in human power.

VOA: special.2009.12.04

It is one of the oldest collections of laws in human history.

VOA: special.2010.06.23

He believes the treatment could also be effective in human beings.

VOA: special.2010.03.16

We are societies that believe in human rights and core freedoms that are enshrined in our founding documents."

VOA: standard.2009.11.25

"It found that in Badakhshan the maternal mortality issue was 6,500 per 100,000 live births and that is the highest ever documented in human history."

VOA: standard.2010.03.07

But Kelly said the administration wants to see improvement in human rights conditions and respect for fundamental freedoms in Cuba before it will consider normalized relations.

VOA: standard.2009.10.28

But we think that the big piece that is missing is the kind of transformation in human culture, away from consumerism towards a culture of sustainability."

VOA: standard.2010.01.23

President Obama has said he would be willing to speak with Cuba's leaders, but would maintain the embargo as leverage to push for democratic change and an improvement in human rights.

VOA: standard.2009.04.07

Warren says now that researchers have a map of the zebra finch genome, they can carry out experiments to identify which genes in the finch's brain are most critical to hearing and producing song - and by extension, which genes may play a role in human speech disorders, like those related to stuttering, autism,and Parkinson's disease.

VOA: standard.2010.04.05

"Since that time we've really learned that as close as they are to human species, they're not close enough for any real scientific outcomes for drug testing.I think like that" That's Elizabeth Kucinich, wife of U.S. Congressman Dennis Kucinich, she is a long-time animal welfare advocate and serves as director of public affairs, for the Physicians Committee "Over 80 different HIV-related vaccines have worked in chimpanzees but none have proven effective in human beings.

VOA: standard.2010.02.16

The archeologists say its discovery helps show that early modern human beings in Europe had a complex and creative culture.

VOA: special.2009.08.18