A new comparison by scientists of polygon-shaped formations on both the Earth and Mars suggests that both were formed underwater, providing further evidence that Mars once had oceans.
A new comparison by scientists of polygon-shaped formations on both the Earth and Mars suggests that both were formed underwater, providing further evidence that Mars once had oceans.
A new comparison by scientists of polygon-shaped formations on both the Earth and Mars suggests that both were formed underwater, providing further evidence that Mars once had oceans.