First Tomatoes, Peas Harvested From Simulated Martian Soil

We're a long ways away from colonizing another planet--depending on who you talk to--but it's not too soon to start understanding how we might do it when the time comes. Growing enough food will be one of the primary concerns for any future settlers of Mars. With that in mind, researchers at the Wageningen University and Research Centre in the Netherlands have created simulated Martian soil and used it to grow food crops. This is actually the second experiment the team has performed with simulat...