Levels of some persistent organic pollutants (POPs) regulated by the Stockholm Convention are decreasing in the Arctic, according to an international team of researchers who have been actively monitoring the northern regions of the globe. POPs are a diverse group of long-lived chemicals that can travel long distances from their source of manufacture or use. … Read more
A self-healing membrane that acts as a reverse filter, blocking small particles and letting large ones through, is the “straight out of science fiction” work of a team of Penn State mechanical engineers. “Conventional filters, like those used to make coffee, allow small objects to pass through while keeping larger objects contained,” said Birgitt Boschitsch, … Read more
The findings were released at the American Society of Clinical Oncology (ASCO) meeting in Chicago, the world’s largest annual cancer conference. The first study, described as the largest breast cancer treatment trial to date, found that the majority of women with a common form of breast cancer may be able to skip chemotherapy and its … Read more
