Not So Elementary (the Cosmos, That Is)
Recently there are appeared a paper showing how Physics - Iron–Helium Compounds Form Under Pressure. which suggests that there might be helium from the original nebula from which the Sun and solar system formed still locked up in the Earth’s core. This association of helium with iron might be connected with this item from Minnesota: UPDATE | High helium concentration buried deep in Iron Range - YouTube which opens the prospect of the USA being less dependent on other countries for its supply of helium, which is most often encountered in toy balloons but is essential in its liquid form for many of the body scanners use in medicine.
