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where have the marbles gone? | 2002-09-01

"Oh no! I've totally lost my marbles."

That is what my little brother said. I found it hilarious. He didn't. That was because he really couldn't find his marbles.

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Mutation. It is the key to our evolution. It has enabled us to evolve from a single-celled organism into the dominant species on the planet. This process is slow, and normally taking thousands and thousands of years. But every few hundred milennia, evolution leaps forward.