O
nly 22 people are required to sustain a colony on Mars, according to a
new study. However, the findings of the study, which is yet to be peerreviewed, has been challenged by some experts.
In the study, which was uploaded to the pre-print database arXiv on August
11, researchers used a computer programme to predict how many people
would be required to sustain a colony on Mars. Known as an agent-based
model (ABM), the computer programme simulate how well groups react to
challenging scenarios based on their personality types.