Add Yahoo as a preferred source to see more of our stories on Google. NASA's Perseverance Mars rover is collecting samples that could be evidence of ancient alien life. But NASA's Mars Sample Return ...

NASA has shared an update on its beleaguered Mars Sample Return mission, admitting that its previous plan was too ambitious and announcing that it will now be looking for new ideas to make the mission ...

NASA’s $11 billion plan to robotically bring rock samples from Mars back to Earth is too expensive and will take too long, the agency’s administrator said Monday, so officials are tasking government ...

WASHINGTON — NASA will seek “out of the box” ideas in a bid to reduce the costs and shorten the schedule for returning samples from Mars. In an April 15 briefing, agency officials announced they would ...

NASA's Perseverance Mars rover is collecting samples that could be evidence of ancient alien life. But NASA's Mars Sample Return mission to bring them to Earth will now cost $11 billion and take two ...