40 years ago this month, the Arab oil embargo of 1973-74 finally came to an end. The embargo was a bigshock to the US economy and brought promises of big changes in America's energy use. So what became of those promises?
The vital staple cassava is one of the most climate-resilient crops around, but it’s also highly susceptible to diseases. Scientists in Uganda hope to distribute a free, virus-resistant GMO variety, but it’s run into a buzzsaw of hostility.
Demand for animal protein is surging, and so are the environmental costs of producing it. So researchers in the Netherlands are exploring alternatives to livestock, from insects to faux cuts of beef to lab-grown meat.