In the Space.com forums this week: Debating Mars, imagining wormholes, and last call for a giveaway!

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This week, the Space.com forums finds a debate about Mars and what it would be like to use a wormhole. Plus, just two days remain for our giveaway!

In the Space.com forums this week: Debating Mars, imagining wormholes, and last call for a giveaway! : Read more