Terrawatch: Rare gas points to deep nebula origins for Earth
The Guardian, 9 April 2022
www.theguardian.com/science/2022/apr/09/terrawatch-rare-gas-deep-nebula-origins-earth-isotope-helium-big-bang
Most of rare isotope of helium found on mid-ocean ridges dates to big bang, providing clue to planet’s formation
READ ARTICLE AT The Guardian