A Swedish company launches one of the first models of an all-electric powerboat.
Low-flying aircraft could soon fill the skies. Scientists are trying to fight the noise they could bring.
A new study can help the city plant better trees.
Driverless cars may soon routinely join human motorists on roads around the world.
A new plane about the length and width of a car propels itself by electrifying air molecules to create an ionic wind.
Results from a new survey reveal cultural differences in whom participants prefer to be spared in fatal accidents.
Scientists discussed the feasibility of battery-operated semi-trucks and airplanes at a meeting of physicists in Los Angeles.
Researchers are learning how to train pilots for the unexpected.
The technology is progressing quickly, but the main challenge may be overcoming our fears.
A new model assesses the likelihood of a driverless car crash.
Study estimates that without new "congestion pricing" policy, kids would have suffered 45 percent more asthma attacks.
Artificial lung reveals surprising dangers from pellet burners and diesel-fueled ships.