 It has an electric motor that cruises at an average speed of 3.5 miles per hour. The newest invention isn't just worried about garbage. It can tackle invasive weeds as well as be used for surveillance as it relates to water quality. And with Fox on Tech, Eamon Dignam, Fox News. Did you know that 63% of homes contain allergens from cockroaches? And that mice spread potent asthma triggers found in 82% of homes.