These 10 cities are embracing 100% renewable energy
September 15, 2018, 8:14 a.m. by Matt Hickman
St. Louis, Orlando and Norman, Oklahoma, have more in common than you might think.
NASA brings 'aerosol Earth' into mesmerizing color
August 28, 2018, 8:12 a.m. by Noel Kirkpatrick
This NASA image highlights wildfires, hurricanes and dust storms to show off the Earth's air quality.
The worst everyday air pollutants and what they do to our bodies
July 9, 2018, 12 p.m. by Katherine Butler
Here's how some of the most common air pollutants are created and the effect they have on our health.
More than 95% of the world's population is breathing unsafe air
April 18, 2018, 1:28 p.m. by Noel Kirkpatrick
Air pollution falls behind high blood pressure, smoking and poor diet as a leading cause of death.
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?
Nobody wants the family heirlooms anymore
What's the difference between green, orange and red peppers?
Fishermen discover massive skull and antlers from ancient 'Irish elk'
How to get rid of roaches naturally
Stunning video captures a triple whale breach off coast of Nova Scotia
Rafts of fire ants are terrorizing survivors of Hurricane Florence