Deep-sea vehicle is stripped down, redesigned, and upgraded
Tiny stones in fish hold clues to help restore populations
Geological records help forecast escalating coastal hazards
Tiny animals dominate the undersea soundscape
NATO seeks advice to avoid collateral environmental damage
Many people think corals thrive only in tropical waters, such as the Great Barrier Reef or the Florida Keys. Biologist Rhian Waller of WHOI talks about deep-sea corals, found in dark, cold seas.