Send us Fan Mail Imagine a life form identical to your own, only backwards. At first, it would look normal. But just like when you try to use a mirror to read text on a page, it doesn’t quite translate. For some reason, all of the DNA of life on Earth is right-handed. The double helix of DNA that codes for all life on the planet spirals to the right – a quality called chirality. But, in theory, scientists could build cells based on DNA that spirals to the left. These mirror cells ...
Podcast
One World, One Health