Washington, Sept.22 : A renewable energy source designed to reduce greenhouse gas emissions is contributing more to global warming than fossil fuels, a study has suggested.

Washington, Sept 22 : Researchers have patented a synthetic version of the drug heparin, called Recomparin, that is less complex chemically and easier to produce than previous forms.

Heparin has loads of advantages such as it helps in preventing clots from forming and restricting the flow of blood during and after procedures such as kidney dialysis, heart-bypass surgery, stent implantation and knee and hip replacement. The annual worldwide sales of the drug are estimated at 3 billion dollars.

Washington, Sept.22: NASA has made a decision to restart an astronomy mission that will have greater capability than any existing instrument for detecting black holes in the local universe.

The Nuclear Spectroscopic Telescope Array (NUSTAR), will expand understanding of the origins and destinies of stars and galaxies.

NASA had stopped the study effort on the NUSTAR mission in 2006 due to funding pressures within the Science Mission Directorate.

Washington, September 22: A study of mice by researchers at UT Southwestern Medical Center has uncovered about 350 genes related to female fertility, opening the door to much wider study in the poorly understood field of infertility.

“This study gives us a way to begin to understand the causes of female infertility. It gives us a much more complete list of candidate genes to explore. Before, we didn’t even know where to look,” said Dr. Diego Castrillon, assistant professor of pathology and senior author of the study.