NASA’s Preventative Measures Against Potential Martian Pathogens

Although the risk is small that threatening organisms will make their way to Earth via the Martian rock samples currently being collected, NASA is taking precautions. These samples—set to arrive in the 2030s—will first be held in a receiving facility that’s “capable of safely containing the most dangerous pathogens known to science,” that also “prevents substances on Earth from contaminating the samples from Mars,” according …

Link About It: This Week’s Picks

Mapping coral reefs, transforming taxis into vegetable gardens, tracing Harlem's legacy as a style hub and more

Scientists Globally Map Coral Reefs For The First Time Under the direction of Arizona State University’s Center for Global Discovery and Conservation, more than 450 teams of scientists have succeeded in creating the first continually updating map of the world’s shallow coral reefs, an undertaking that required 2.25 million satellite images covering about 100,000 square miles. As one of the most biodiverse ecosystems on the …

NASA’s New Rock Samples Could Prove Life Existed On Mars

According to NASA scientists, the rock samples taken from the Jezero Crater on Mars could indicate that life previously existed on the planet. The samples, taken by the rover Perseverance (which first drilled into Mars on 6 September and then again a few days later) have been identified as volcanic in origin. To the scientists’ surprise, these samples also contained salts—likely calcium sulphate or calcium …