Human colonies on Mars could be made by mixing urine and Martian soil - The bharat express news

Human settlements on Mars are getting closer after scientists created 'space bricks' by mixing astronauts' urine and Martian soil. The blocks are made by

Human settlements on Mars are getting closer after scientists created ‘space bricks’ by mixing astronauts’ urine and Martian soil. The blocks are made by mixing dust with urea, the main compound in … [+2212 chars]

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