NASA’s Perseverance rover investigates geologically rich Mars terrain — ScienceDaily

NASA’s Perseverance rover is well into its second science campaign, collecting rock-core samples from features within an area long considered by scientists to be a top prospect for finding signs of ancient microbial life on Mars. The rover has collected four samples from an ancient river delta in the Red Planet’s Jezero Crater since July … Read more

NASA’s Perseverance rover investigates geologically rich Mars terrain

NASA’s Perseverance rover puts its robotic arm to work around a rocky outcrop called “Skinner Ridge” in Mars’ Jezero Crater. Composed of multiple images, this mosaic shows layered sedimentary rocks in the face of a cliff in the delta, as well as one of the locations where the rover abraded a circular patch to analyze … Read more

Consortium investigates new ways of reducing arsenic in copper concentrates

Raw copper smelting in a blast furnace. Credit: Fraunhofer IWKS As the world’s largest copper exporter, Chile is encountering a growing number of sulfur-based ore layers containing toxic arsenic in its copper mines. Conventional strategies for separating and landfilling arsenic are providing limited in this area. The German-Chilean project team, led on the German side … Read more