Bombardier revives the battery-powered train
It's the first first of its kind to operate in Europe in over 60 years.
Dyson's updated air purifiers remove more harmful gases
Their beefed-up filters are also compatible with existing Pure devices.
Air pollution makes surprisingly good art supplies
How can something this black be green?
Flow tracks air quality for crowdsourced pollution maps
It's like Waze, but for smog.
EPA hands out $4.5 million to build better air pollution sensors
The move could help you study air quality in your own neighborhood.
ICYMI: Skyjumping science experiments and more
Scientists wanted to see what nanoparticles would do in low-gravity, so they jumped from a plane.
NASA satellite finds 39 unreported sources of air pollution
uHoo edges out other air quality monitors with extra sensors
It can detect carbon monoxide, carbon dioxide, ozone, volatile organic compounds, dust and more.
Pigeons track air pollution in London with tiny backpacks
It's only for three days though.