Scientists engineer microbe to help humanity settle Mars

A new genetically engineered microbe may one day help humanity settle Mars, a nonprofit biotechnology research startup suggests.Our species has launched nearly 50 missions to Mars since 1960, all of them robotic. If everything goes according to plan, they've all been building toward crewed Red Planet flight, which remains a high priority for national space agencies and private companies alike.Ideally, human crews there will not rely on shipment after shipment from Earth, but can instead make use