Two new missions under the NEEMO (NASA Extreme Environment Mission Operations) program have been announced, returning an international crew to an underwater base off the coast of Florida. The two ...

NASA is heading back to the ocean floor twice in the next three months to test out techniques and technologies that could improve astronauts' lives in orbit and help them explore an asteroid down the ...

Nasa astronauts-aquanauts have made a temporary underwater home to prepare for future missions. An Aussie space engineer is part of the team On Sunday a group of six astronauts, engineers and ...