Better nitrogen management yields more than it costs

Better management on agricultural lands to reduce nitrogen losses to the environment costs only a fraction of what it provides. This could yield nearly $500 billion in societal benefits globally for both food supply and human ...

Europe gripped by worst ever bird flu outbreak: EU

Europe has been gripped by its "most devastating" ever outbreak of bird flu in the past year, European health authorities said on Tuesday as experts study the feasibility of vaccinations.

Why do cats knead?

"Kneading" is when cats massage an object with the front paws, which extend and retract, one paw at a time.

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