Snake charm: Four reasons to love snakes

Picture this: the sun is shining, the birds are singing, and you're enjoying a hike in nature. You haven't a care in the world until you round the corner on your favorite walking trail. And then you see it.

Rust to riches: Goethite's role in shaping Australia

Have you noticed many Australian landscapes, like the outback and our deserts, are brown and orange? This is especially easy to see when looking at a satellite image. Australia's red center is colored by an abundant mineral ...

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