3 ms·
Why is helium found underground with natural gas? My theory is that the helium underground comes from radioactive decay and gets trapped along with methane. --
by mtdewcmu 12y ago
Why is helium found underground with natural gas? My theory is that the helium underground comes from radioactive decay and gets trapped along with methane.
-- I guess there's no need to speculate when you have Google: https://www.google.com/search?q=where%20does%20helium%20come%20from https://www.google.com/search?q=where%20does%20helium%20come...