Researchers receive patent for identifying viable embryos

Since 1978 when the first test tube baby was born, in vitro fertilization (IVF) has become a reasonable option for couples that have trouble getting pregnant. Originally developed to help women with obstructed tubes, the ...

Gliricidia intercropping in Zambia shows promising results

The species Gliricidiasepium is a deciduous tree, cultivated and used for a variety of purposes in tropical regions. In Zambia, it is used for timber, firewood, medicine, charcoal, living fences, and plantation shading. Additionally, ...

China's new family planning policy comes from old playbook

China's universal three-child policy was passed into law this past August to boost the country's birth rate, after a two-child limit—implemented more than five years ago—failed to do so.

Pesticide found to reduce fertility in blue orchard bee

A pair of researchers at the University of California, Davis has found that the neonicotinoid pesticide imidacloprid can reduce fertility rates in the blue orchard bee. In their paper published in Proceedings of the National ...

NASA study traces decade of ammonia air pollution in Africa

A new NASA-led study is the first to document changing atmospheric ammonia (NH3) concentrations in Africa over an extended period. Ammonia is an air pollutant which can lead to heart and lung related illness. When present ...

Climate change warning from collapsed ancient cities

Why did some ancient Khmer and Mesoamerican cities collapse between 900-1500CE while their rural surrounds continued to prosper? Intentional adaptation to climate changed conditions may be the answer, suggests a new study, ...

Putting an emphasis on agricultural decarbonization

Nearly a billion acres of land in the United States is dedicated to agriculture, producing more than a trillion dollars of food products to feed the country and the world. Those same agricultural processes, however, also ...

page 22 from 40