Smithsonian Magazine on MSN6d
A Century Ago, Pioneering Astrophysicist Cecilia Payne-Gaposchkin Showed Us What Stars Are Made Of
The trailblazing Harvard scientist, who documented the dominance of hydrogen and helium in stars, is still inspiring ...
Earth’s Core Might Contain Hidden Helium That Doesn’t Come From This World
Our planet’s core is made mostly of iron, but it might also contain primordial helium that formed just after the Big Bang. Helium normally has trouble bonding with other elements, but researchers were ...
Phys.org28d
Discovery suggests there could be huge amounts of helium in Earth's core
The research is published in the journal Physical Review Letters. During a volcanic eruption there are often traces of what is known as primordial helium. That is, helium, which differs from ...