Sam's Club offers plenty of samples, with a range of volume and variety depending on when you shop. Here's what you should ...

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NASA is looking for ways to get rock samples back from Mars for less than the $11 billion the agency would need under its own plan, so last month, officials put out a call to industry to propose ideas ...

This photomontage shows tubes containing samples from Mars, as collected by NASA’s Perseverance Mars rover. The agency’s Mars Sample Return Program plans to bring these samples back to study them in ...

Editor at Large For nearly half a century, NASA has been talking an awfully good game about its much-heralded Mars Sample Return (MSR) project. As long ago as 1978, the space agency requested funding ...