Daily Star's biggest headlines straight to your inbox!There could be aliens living underground on Mars, a groundbreaking study has found.Experts say radioactive elements which keep bacteria alive in water-filled cracks on Earth – in a process known as radiolysis – could be doing the same on the far-away planet in space.
The bombshell findings, published in Astrobiology, claim that below the Martian surface, microbial life could have been thriving for billions of years.
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