Sometimes we get the weirdest emails. For example, a few weeks ago someone asked me if I wanted to try the Smart CARA (the Food Cycler in the U.S.), a Korean composting machine that turns food waste ...

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Wouldn’t it be nice if we could have a solar powered machine that could convert low-quality plant material into high quantity protein? Well there is one, it is called a cow. There has been a lot of ...

We’ve got the dirt on what the devices actually do, and what they don’t. Credit...Naomi Anderson-Subryan Supported by By Elizabeth Anne Brown The sad vegetables at the back of your fridge won’t just ...