We visit an orchard where researchers are breeding Chestnut trees they hope will one day fight off a fungus that's been killing the iconic American tree for more than a century.

When the chestnut blight, native to Asia, arrived in New York City around 1904, it spread at a rate of 50 miles a year.

Students from Muscatine High School based in Iowa, the United States, and Shijiazhuang Foreign Language School in Hebei ...

Citrus is the world's most economically significant fruit crop, but it faces various environmental adversities that restrict ...

For the past four years, archaeologists in China have painstakingly excavated a massive tomb of 1.5 square kilometers (0.6 ...