During the Extreme 2003 expedition, Dr. George Luther, a marine chemist
at the University of Delaware, is leading a research team that has developed
new sensors to measure the toxic chemistry at vent sites during the cruise
— and long after.
the quest to explore the ocean's depths, a number of novel diving
suits and chambers have been developed to enable aquanauts to work
in the tremendous pressure, extreme cold, and darkness of the deep.
Shown here is the diving suit "Tritonia," which explored
the wreck of the Lusitania in 1937. It was the forerunner
of the diving suit known as the "Jim suit."
in with grad student Letise Houser, our shipboard education coordinator,
for a daily account of the expedition.