Science
Astronauts could use methane-based rocket fuel to return from Mars: Study – Republic World
The idea of creating methane-based rocket fuel is not new as it was initially suggested by billionaire Elon Musk and his team at SpaceX.

One of the stumbling blocks in sending humans to Mars is how astronauts will carry enough rocket fuel to return safely back to Earth. The challenge may have found its solution in research carried out by a group of scientists at the University of California. The study suggests astronauts could use methane to make their rocket fuel to start their journey back to Earth. A team of scientists led by Houlin Xin, an assistant professor in physics & astronomy, have discovered a more efficient way to make…
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