Meat alternatives could feed humans more sustainably

Current food systems don't sustainably provide healthy diets for all, and novel alternative proteins—such as lab-grown meat, protein-rich foods created from microorganisms and plant-based foods that imitate the taste and ...

UN climate talks chief pushes for rapid draft deal

The head of the UN climate summit pressed nations Friday to strike a deal as talks resumed after a break, with only four days left for negotiators to iron out differences over the fate of fossil fuels.

To the moo-n: Cow dung fuels Japan's space ambitions

Japan's space industry opened potentially an udder-ly new chapter on Thursday with a start-up testing a prototype rocket engine that runs on fuel derived purely from a plentiful local source: cow dung.

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