Leonard David's INSIDE OUTER SPACE

Mars: Stinks to high heaven?
Credit: NASA/JPL

Thanks to robot explorers, Mars has been found to be a world of sulfur, acids, magnesium, iron, and perchlorates – all sun-baked and wrapped in a carbon dioxide-rich atmosphere.

But for future expeditions trudging across the Red Planet, what awaits them in terms of the scent of the place?

There may be a way to re-create whiffs of Mars right here on Earth.

If you have a nose for news, do read my new Space.com story:

What Does Mars Smell Like?

http://www.space.com/33115-what-does-mars-smell-like.html