WASHINGTON--(BUSINESS WIRE)--Researchers from the Woods Hole Oceanographic Institution, Harvard University, and the Ocean Exploration Trust recently put two new technologies to the test while exploring an undersea volcano in the Caribbean near Grenada. The first technology — a deep-sea stable isotope analyzer — could help scientists determine the origin and ultimate fate of compounds like methane and carbon dioxide in the ocean by quantifying the abundances of different carbon isotopes. (Isotop