Data-driven study digs into the state of U.S. farm livelihoods

U.S. agricultural systems are world leaders in the production of food, fuel and fiber. This high level of production enables U.S. consumers to spend an average of only 8.6 percent of their disposable income on food, a percentage ...

This hydrogel tablet can purify a liter of river water in an hour

As much as a third of the world's population does not have access to clean drinking water, according to some estimates, and half of the population could live in water-stressed areas by 2025. Finding a solution to this problem ...

COVID-19 creates dire US shortage of teachers, school staff

One desperate California school district is sending flyers home in students' lunchboxes, telling parents it's "now hiring." Elsewhere, principals are filling in as crossing guards, teachers are being offered signing bonuses ...

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