Expedition 3 Hot Topics
See Hot Topics from all expeditions »

Bob CollierThe Hydrothermal Vent Prospecting Team
From Expedition 4: CTD (Conductivity-Temperature-Depth) sensors are used to detect hydrothermal plumes in the deep ocean.

ICLT-probeMeasuring Temperature At Hydrothermal Vents—Al Bradley’s Ingenuity
From Expedition 4: ICLs (Inductively Coupled Links) transmit data through water without a cable.

fiber opticFiber Optics
From Expedition 4: Fiber optic technology uses light to transmit information.