The pigeons, of course, don't report autonomously. Instead, users tweet a location within London to the @PigeonAir Twitter account and receive an instant reply notifying them of the air pollution ...

Passengers on a Delta Air Lines flight from Minneapolis to Madison were surprised on Saturday when two pigeons made an uninvited appearance on board. The unexpected commotion began on May 24 at ...

Meet the most unlikely agents in the fight against air pollution-- pigeons. This week, a small flock of racing pigeons were strapped with pollution-sensing backpacks and sent out into the skies of ...

Pigeons outfitted with lightweight backpacks soared over London from March 14 to 16, collecting air quality data across the city that was shared via Twitter. “It is very unexpected and draws the ...

Old school meets modern tech in a new environmental PSA project. If you happen to be in London this week and notice a pigeon going about its business sporting a tiny backpack, you are not witnessing a ...

This carrier pigeon backpack is similar to those being used to monitor London’s air pollution. Why London? It has the sad distinction of being the most polluted city in Europe, with nearly 10,000 ...

China currently has an air pollution problem so severe that smog is occasionally dense enough to be visible from space. But the frequently choking haze is providing an unexpected benefit to racing ...

If you live in an urban area, there's a good chance you don't have much love for the feral pigeons who share your city. They're everywhere, in the way, and they poop on everything in sight. Haters ...

Homing pigeons are bred for their navigation skills. They find their way along a mental map of signs and smells, using the sun and the Earth’s geomagnetic field as a biological compass to find their ...

Right now, as you read this story, a flotilla of pigeons equipped with air-quality sensors is monitoring London’s air quality. UK company Plume Labs has enrolled half a dozen specially trained racing ...