NASA needs four volunteers for a year-long Mars simulation

If you've ever wanted to know what it's like living on , may have the perfect opportunity for you.

The space agency is seeking four volunteers for a simulated Mars experiment – but it's not for the faint-hearted.

Volunteers will be locked up for over 12 months inside Mars Dune Alpha, a 1,700 square foot, 3D printed structure at Johnson Space Center in Houston, .

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