The U.S space agency NASA says its Perseverance rover has converted carbon dioxide (CO2) in the Martian atmosphere to oxygen, a critical step toward future human exploration of Mars. NASA on Monday said a toaster-size, experimental instrument on the rover called the Mars Oxygen In-Situ Resource Utilization Experiment (MOXIE), produced about 5.4 grams of […]
Former Minneapolis police officer Derek Chauvin was found guilty of all charges Tuesday in the death of George Floyd nearly a year ago. Chauvin had been charged with second-degree unintentional murder, third-degree murder and second-degree manslaughter. After hearing closing arguments Monday, the 12-member jury – comprising six white people and six people who are Black […]
NASA’s Ingenuity Mars Helicopter captured this shot as it hovered over the Martian surface on Apr. 19, 2021, during the first instance of powered, controlled flight on another planet. (NASA/JPL-Caltech) The U.S. space agency, NASA, Monday received images and data confirming its small helicopter, Ingenuity, successfully performed the first controlled powered flight of an aircraft […]
Federal health officials in the United States are recommending an immediate pause in the use of the Johnson & Johnson COVID-19 vaccine after reports of potentially dangerous blood clots. The U.S. Centers for Disease Control and Prevention and the Food and Drug Administration issued a joint statement early Tuesday announcing the agencies are investigating […]