Baltimore homeowners: got a gas-powered lawnmower that spews out emissions as it roars around your yard? Then bring it to the Herring Run Watershed Association‘s native plant sale next weekend ...

You've probably been there. Standing in front of the pump, eyes darting between regular, mid-grade, and premium. Premium just sounds better. It's more expensive, sure, but you feel premium means ...

It’s nearly summer, and that must mean it’s time for the AQMD’s program to turn in polluting old gas lawnmowers for nifty electric ones! My colleague Eric Carpenter has written about this year’s ...

Developing a gasoline-powered rotary engine was a dream for Felix Wankel, and we mean that literally. Some steam engines worked on the same basic principle as far back as the 18th century, but the ...

I have a riding lawnmower in which I poured a small amount of a gas-oil mixture in last week.<BR><BR>The tank is only like 1/6 full and the oil-gas mix is only half of that, but it appears that that's ...

"Gentlemen will find using my machine an amusing ... healthful exercise." — BRITISH MECHANIC EDWIN BUDDING'S PATENT APPLICATION FOR THE FIRST LAWNMOWER, 1830 1868: The reel-type spiral-bladed cutter ...