Energy & Green Tech

Generating electricity with tomato waste

A team of scientists is exploring an unusual source of electricity—damaged tomatoes that are unsuitable for sale at the grocery store. Their pilot project involves a biological-based fuel cell that uses tomato waste left ...

Energy & Green Tech

Fukushima region forges renewable future after nuclear disaster

Solar farms along tsunami-ravaged coastlines, green energy "micro-grids" and the experimental production of non-polluting hydrogen: 11 years after its nuclear nightmare, Japan's Fukushima region is investing in a renewable ...

Business

Robots ride to rescue as delivery risks rise

What looks like a rolling picnic cooler stops at the crosswalk, waits for a car to pass and then navigates its way at a leisurely pace down the sidewalk in suburban Washington.

page 4 from 7