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
The best way to discover how animals find food, reproduce, and communicate is to observe them in their natural habitat. For scientists who study pelagic zooplankton such as jellyfish and salps, that means entering a watery world far from shore and with no bottom in sight—and that requires the technique known as blue water diving.