"This is probably the first time these isotopes have existed on the surface of the Earth." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

The origin of heavy elements in our universe is theorized to be the result of neutron star collisions, which produce conditions hot and dense enough for free neutrons to merge with atomic nuclei and ...

Global network measurements of atmospheric trace gas isotopes / Bruce H. Vaughn [and others] -- Global hydrological isotope data and data networks / Pradeep K. Aggarwal [and others] -- Remote sensing ...