Wellington, May 31: Modified cat litter, when dispensed in New Zealand’s polluted lakes, was found to reduce phosphorus levels in the water by up to 60 per cent, according to scientists.

Washington, May 31: Researchers at UT Southwestern Medical Center have used a gene, which produces a flash in fireflies, to track the effectiveness of anti-cancer drugs.

Washington, May 31 : Researchers at Auburn University (AU) in the US are developing new technologies to store and recycle nuclear waste.

Washington, May 31 : A new report has identified the technical and economic feasibility of introducing cost-effective rice fortification programs in developing nations.

London, May 31 : Scientists have developed a prototype in-flight surveillance system that uses multiple cameras and “Big Brother” software to try and automatically detect terrorists or other dangers caused by passengers.

According to a report in New Scientist, the system is referred to as the European Union’s Security of Aircraft in the Future European Environment (SAFEE) project.

It uses a camera in every passenger’s seat, with six wide-angle cameras to survey the aisles. Software then analyses the footage to detect developing terrorist activity or “air-rage” incidents, by tracking passengers’ facial expressions.

Washington, May 31 : Scientists have created a new geomorphological index for studying the active tectonics of mountains.