Science & Technology

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Scientists Build a Custom Chromosomei
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April 25, 2014 2:21 AM
Scientists have built a custom chromosome -- a package of genetic material assembled entirely from synthetic DNA. This engineered chromosome belongs to yeast, but experts say it can help them understand how genes work in humans as well. And it could help make these tiny living factories better at producing everything from medicines to biofuels. VOA’s Steve Baragona tells us students were key to the project.
Video

Video Scientists Build a Custom Chromosome

Scientists have built a custom chromosome -- a package of genetic material assembled entirely from synthetic DNA. This engineered chromosome belongs to yeast, but experts say it can help them understand how genes work in humans as well. And it could help make these tiny living factories better at producing everything from medicines to biofuels. VOA’s Steve Baragona tells us students were key to the project.
Video

Video News Business in US Faces Big Challenges

The business of providing news and current affairs commentary in the United States is facing big challenges as the older audience diminishes and new digital services struggle to gain a foothold with younger people. The future of journalism may depend on the success of income diversification in media companies.
Video

Video Phone App Could Help Detect Down Syndrome

Scientists are developing a smartphone app they say can accurately detect Down syndrome in infants soon after birth. VOA’s George Putic reports.
Video

Video Pet Kangaroo Helps Spread Environmental Message

Children’s author Julia Heckathorn travels the world to learn about different ecosystems and endangered animals. She pours her knowledge into children’s books, hoping the next generation will right the environmental wrongs of our times. As in many children's books, the main character in Heckathorn's stories is an animal. Unlike those other characters, though, this one is real - a kangaroo, that lives in the author’s backyard. VOA’s Penelope Poulou has more.
Video

Video In Capturing Nature's Majesty, Film Makes Case for Its Survival

French filmmaker Luc Jacquet won worldwide acclaim for his 2005 Academy Award-winning documentary "March of the Penguins". Now Jacquet is back with a new film that takes movie-goers deep into the heart of a tropical rainforest - not only to celebrate its grandeur, but to make the case for its survival. VOA's Rosanne Skirble reports.