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How something called CRISPR could make designer babies a reality

A new genetic technology is revolutionizing how scientists edit DNA — and it's already being tried on human embryos

Imagine a world where we could genetically enhance human beings to heal easily, resist diseases and have eye colour, hair colour, and other traits made-to-order. It’s science fiction. But it could be the future. Here’s how: CRISPR, a precise tool for cutting and pasting DNA.  

Still confused about CRISPR? Yeah, us too. This video from the McGovern Institute made it a whole lot clearer.