We live on a planet made up of many elements. The last time I looked there were 115 of them. Only a minority are formed thru the dynamics of our sun which raises an obvious question: Where did the heavier elements come from?<br>I've found references to processes which appear to account for the formation of the heavier elements but the story is very incomplete. The research leading to the Science article adds an interesting perspective. -- interesting stuff, this.<br><br>Bob Polcyn