- Shooting stars show Earth had oxygen eons before we thought, the scorched remains of 60 micrometeorites have survived 2.7 billion years in the limestone Tumbiana Formation of Western Australia. They are the oldest space rocks ever discovered on Earth. https://www.newscientist.com/article/2087917-shooting-stars-show-earth-had-oxygen-eons-before-we-thought/ 184 comments science
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- Entirely new type of ice made using extremely cold steel balls | New Scientist https://www.newscientist.com/article/2357007-entirely-new-type-of-ice-made-using-extremely-cold-steel-balls/ 1 comment
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