He is the editor of the NASA Earth Observatory. For living creatures on Earth, there is good ozone and bad ozone. Whether the molecule is helpful or harmful has nothing to do with the chemical makeup ...

It's referred to as "good ozone," according to the Department of Environmental Quality. As for the "bad ozone," it's located right along with the air we breathe on Earth's surface, and it's not a ...

Way up in the stratosphere, ozone (O3) absorbs deadly radiation from the sun, protecting all life on Earth. But don’t get too close! If we breathe ozone, it irritates our tissues, potentially causing ...

"It's really good news," said report co-chairman Paul Newman, chief Earth scientist at Nasa's Goddard Space Flight Centre. "If ozone-depleting substances had continued to increase, we would have ...