A hybrid Cessna 337 taxied down a Southern California runway and lifted into the air. The plane, a type commonly used as an air taxi between islands, had a traditional gas-powered motor in the nose ...

Small, battery-powered planes are on the way. But building large, zero-emission airliners is a daunting challenge.

With the US government absent from the COP30 global climate summit, it will be up to others to avert catastrophe.

George W. Bush made hydrogen his baby back in the early 2000's, but this alternative fuel could still have its day in the sun ...

At age 76, I was diagnosed with sinus node dysfunction last year after several episodes of what I’d call being “spaced out” (for lack of a better ...