Health care has a massive carbon footprint. These doctors are trying to change that
Health
1 year ago
Inside an operating room at Magee Women's Hospital in Pittsburgh, Noe Woods stands in her blue scrub...
Reid Frazier
Hydrogen may be a climate solution. There's debate over how clean it will truly be
Technology
2 years ago
HANNIBAL, Ohio — At an industrial site on the banks of the Ohio River, a big blue building with pipe...