As demand for chips surges, the semicondutor industry is trying to grapple with its huge carbon foot printThe semiconductor industry has a problem. Demand is booming for silicon chips, which are embedded in everything from smartphones and televisions t…
‘Ten years ago this was science fiction’: the rise of weedkilling robots
The makers of robot weeders say the machines can reduce pesticide use and be part of a more sustainable food systemIn the corner of an Ohio field, a laser-armed robot inches through a sea of onions, zapping weeds as it goes.This field doesn’t belong to…