Many health experts say we should eat less salt, but that's not easy. Salt is added to almost everything that we cook or bake. Are we born with a taste for that much salt, or do we just like what we've always eaten? Scientists say it's some of both.
Dutch researchers have made a scientific case for the environmental benefits of insect proteins in a new study. When it came to land use and effect on greenhouse gases, the mealworms scored better than dairy, pork, chicken and beef.
A new study conflicts with predictions by the United Nations on how much land farmers will require to feed humanity in 2050. The starkly different visions of the future come down to a few key assumptions about supply and demand for food.
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