Growing plants in Red Planet soil will require adding nutrients and removing toxic chemicals.
  • The Washington Post
  • Nov 29, 2020

Farming on Mars will be a lot harder than ‘The Martian’ made it seem - The Washington Post

Researchers planted lettuce and the weed Arabidopsis thaliana in three kinds of fake Mars dirt. Two were made from materials mined in Hawaii or the Mojave Desert that look like dirt on Mars. To mimic… [+4826 chars]

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Why the risk of orbital collisions is skyrocketing - The Verge
  • The Verge
  • Jan 19, 2021

As companies like Elon Musk’s Starlink pump more and more satellites into space, Earth’s orbit is becoming more crowded than ever. Researcher and engineer Moriba Jah explains how the junk in space could cause big problems down here on Earth....