No two snowflakes are ever alike in nature. But, it turns out, identical snowflakes can be created in a lab. Ken Libbrecht studies snowflakes at the California Institute of Technology, and he's done it.
Ken invented a way to grow "identical twin," and even identical quadruplet, snowflakes. They call him the "snowflake scientist." He even became the snowflake consultant for Disney’s "Frozen."
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