#acfer

Scientists Discover ‘Ice Fossils’ in a 4.6 Billion-Year-Old Meteorite Shard

A meteorite found in the Algerian desert in 1990 is yielding new clues about the formation of the Solar System. New analysis of meteorite Acfer 094 has revealed tiny pores distributed throughout the rock – ancient fossilised holes where ice crystals once sat.  

We don’t know when Acfer 094 fell to Earth, but we know how old it is. Previous analyses suggest the ancient rock fragment is around…