Mapping industrial 'hum' in the US

Using a dense sensor network that scanned the United States between 2003 and 2014, researchers have identified areas within the country marked by a persistent seismic signal caused by industrial processes.

Building a better turbine

Imagine a world in which half of our electricity is generated renewably by offshore wind farms. Now imagine a powerful hurricane hitting the coast where that farm is located. If developers, engineers and policy makers haven't ...

Is hemp the same thing as marijuana?

There's been a lot of discussion about hemp recently, since the 2018 Farm Bill made it legal for farmers to grow industrial hemp for the first time since the passage of the 1970 Controlled Substances Act (or, practically ...

Blockchain systems are tracking food safety and origins

When a Chinese consumer buys a package labeled "Australian beef," there's only a 50-50 chance the meat inside is, in fact, Australian beef. It could just as easily contain rat, dog, horse or camel meat – or a mixture of ...

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