How much damage can a Category 1 hurricane do vs. a Category 5 hurricane on the Saffir-Simpson intensity scale? Plus examples ...

Zoetis received conditional USDA approval for an avian flu vaccine. Major poultry and dairy organizations back vaccine use to control the virus. The Trump administration is rolling out a new ...

Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives.

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