NASA Discovers Arsenic Based Life Form on Earth (Possibly)NASA Discovers Arsenic Based Life Form on Earth (Possibly)
<table align=right cellpadding=5 cellspacing=0 border=0 width=375> <tr> <td align=center> <p class=small><br />Geomicrobiologist Felisa Wolfe-Simon, collecting lake-bottom sediments in the shallow waters of Mono Lake in California. Wolfe-Simon cultured the arsenic-utilizing organisms from this