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Task 2: The Improvement of Rice Script Scientists now know a lot more about a grain that people have eaten for ten thousand years. (S1) Research teams around the world have completed a map of the (S2) genes of rices. The findings appeared last week i

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Ancient Maya Structures Found in Guatemalan Jungle Researchers using new aerial mapping technology have found thousands of never-before-detected ancient structures from the Maya civilization. They examined from above an area of dense jungle in Guatem

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By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti

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Chinese authorities are planning to survey the Diaoyu Islands in the East China Sea as part of a program to map its territorial islands and reefs. A Chinese Foreign Ministry spokesperson said the move is aimed to safeguard China's marine rights. The

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