Tiny blue salt crystals from space reveal a big surprise

10 January 2018

In 1998 two meteorites fell to earth, and on them were minuscule sapphire-coloured salt crystals. Now, 20 years on, science lab equipment is finally powerful enough to analyse these crystals – and the results have been startling. Organic compounds and liquid water have been found together for the first time on these 4.5 billion year […]

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