On Monday, NASA called on citizens to help find signs of life on Mars using a new science website called MAPPER.

NASA and the Canadian Space Agency are inviting the public to see an ongoing international research project investigating the origin of rare carbonate rocks.

NASA and the Canadian Space Agency invite journalists and the public on Tuesday, July 14, to observe the international, multidisciplinary Pavilion Lake Research Project team.

Single person submersibles have been called in to help scientists retrieve samples from a lake in northern British Columbia that may hold vital clues to the history of life on Earth and on other planets.