Iron and its alloys, such as steel and cast iron, dominate the modern world, and there’s growing demand for iron-derived products. Traditionally, blast furnaces transform iron ore into purified ...

Iron absorption in humans is still a somewhat mysterious process, but Collins said the team hopes its findings can someday be used to alleviate suffering from iron-related health problems.

The idea of building settlements on Mars is a popular goal of billionaires, space agencies and interplanetary enthusiasts.