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Scientists have discovered a series of caves on Mars that might provide shelter to future explorers and may hold evidence of life, the U.S. Geological Survey said.
The caves were probably formed when lava cooled and solidified on top of channels created during ancient volcanic eruptions, making tunnels,
The formations may hold evidence of microbial life that would have been destroyed or buried on the surface of the planet
There’s even been speculation that lava tubes could be sealed a
“There’s even been speculation that lava tubes could be sealed and pressured to create a habitat for long term use,