The ocean is Earth's last frontier, with its depths hidden from human eyes. But in the deep, where sunlight cannot penetrate, sound can substitute for human vision. Working to uncover the dynamics of the deep seafloor, the Research Vessel Marcus G. Langseth employs sophisticated seismic systems that use sound to create  >> more

*Updated: RV Langseth - Science Principle Investigator (PI) Cruise Timing Guidelines (PDF)