How Radiation is Changing the Foods that You Eat

From red grapefruit to Asian pears, what radiation means to plant scientists and eaters around the world.

In 2006, Western Australia's Department of Agriculture and Food sent 215 kg of seeds—wheat, barley, and other vegetable seeds—on a 15-day spin around the world on board a Chinese Shijian-8 satellite.

Why send seeds into space? So that they come in contact with cosmic radiation, and so that radiation causes mutations and, potentially, new plant varieties.

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