By Carol Pearson Washington 13 May 2008 Plants have historically played an important role in medicine. And large parts of the world still rely on plant medicine. Now leading scientists are studying herbal medicine to see if it can equal or surpass me...
By Mike O'Sullivan Los Angeles 17 April 2008 Two American scientists, James Galloway and Harold Mooney, have won this year's Tyler Prize for environmental achievement. VOA's Mike O'Sullivan spoke with the winners about their work, and about the state...
By Jessica Berman Washington 10 April 2008 An international team of scientists has conducted an exhaustive survey of Madagascar's thousands of endangered plant and animal species. The information will be used to protect the creatures and vegetation t...
By Paul Sisco Washington 09 April 2008 Leatherback turtles fascinate ocean researchers. The largest of sea turtles roams the world's oceans, nesting and feeding in coastal regions. Scientists say leathernecks have been doing so for at least 65 millio...
By Jessica Berman Washington 03 April 2008 Three independent teams of researchers have found genes that may explain why some smokers get cancer and others do not, and why some people who never smoke also get the disease. Investigators say the discove...
By Jessica Berman Washington 21 March 2008 Scientists have concluded that the world's oldest primate fossil known as the Millennium Ancestor belongs to a group that includes prehistoric humans rather than apes. Investigators studying the remains have...
By Jessica Berman Washington 13 February 2008 Scientists in the United States say they have developed fabrics that can generate electricity. Researchers say they have harvested enough electricity to power small electronic devices such as an mp3 playe...
By Jessica Berman Washington 24 January 2008 Researchers say they have improved the accuracy of automatic face recognition systems, which are being used more and more by crime prevention and national security agencies. The investigators have created...
By Paul Sisco Washington 09 January 2008 Recent satellite data from the U.S. Space agency NASA indicate that sea ice in the Arctic and Greenland is melting at a faster rate than previously projected. VOA's Paul Sisco has the story. Climate scientists...
By Trish Anderton Bali, Indonesia 12 December 2007 Researchers in the Amazon, attending the United Nations Conference on Climate Change in Bali, say a vicious cycle of climate change and deforestation could destroy the world's largest tropical rain f...