Arctic research team (IMAGE) DOE/Sandia National Laboratories Caption Sandia National Laboratories researchers Michael Baker, Rob Abbott and Christian Stanciu, stand in front of the iced over Beaufort Sea on the North Slope of Alaska. By sending laser pulses down a fiber optic cable under the sea floor, the researchers study permafrost in the seafloor. Credit Photo courtesy Sandia National Laboratories Usage Restrictions News and non-commercial reuse License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.