Mysterious 'chemical cloud' wafts over British coast, sickening hundreds
August 29, 2017, 12:22 p.m. by Angela Nelson
But what was it, and where did it come from?
Rush-hour pollution is a bigger problem than we thought
August 14, 2017, 2:03 p.m. by Sidney Stevens
A new study says commuting to work by car may be far more harmful to your health than previously believed.
Artificial photosynthesis achieved in device that also cleans the air
April 27, 2017, 2:51 a.m. by Bryan Nelson
It's a breakthrough that scientists around the world have been pursuing for years.
What's in that smoke from the Atlanta highway fire?
March 31, 2017, 4:57 p.m. by Lloyd Alter
PVC puts out a lot of nasty stuff when it burns, and it's probably still in the soot.
Champs-Elysees is going car-free the first Sunday of each month
May 9, 2016, 11:25 a.m. by Jaymi Heimbuch
Paris gives cars the boot on this popular thoroughfare one day a month to promote clean air and exploring the city on foot.
15 houseplants for improving indoor air quality
January 29, 2016, 1:07 p.m. by Julie Knapp
In the late '80s, NASA and the Associated Landscape Contractors of America studied houseplants as a way to purify the air in space facilities. They found several plants that filter out common volatile organic compounds (VOCs).
Italian mayor puts kibosh on wood-fired pizza ovens
January 8, 2016, 3:30 p.m. by Matt Hickman
Neapolitan pies are served with a hint of smog in San Vitaliano.
'Signing Day' recognizes high school seniors starting jobs, not college
This map tells you exactly what lies on the other side of the ocean
'Super mom' spotted on a Minnesota lake — with 56 ducklings in tow
A new material that's part plastic and part rock is forming on this Portuguese island
It's time to stop releasing balloons
Fireflies! 12 things you didn't know about lightning bugs