The meteorite, named Yamato 000593, was found in Antarctica in 2000 and is thought to have formed on Mars over 1.3 billion years ago.
Scientists believe the rock was thrown into space by a huge impact on Mars and fell to Earth within the past 10,000 years.
NANOFOSSILS FOUND IN METEORITE
The discovery comes eighteen years after ‘nanofossils’ were found in a 4lb lump of rock blasted off the surface of Mars millions of years ago.
That meteorite, named ALH84001, generated headline news in 1996 when Nasa announced it contained ‘biomorphic’ structures, tubule-like objects that look bacteria.
The report caused a sensation but many experts maintained that the features weren't biological in origin.
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