"Fumo" emits happy beeps and blipping lights anytime it's fed a cigarette butt.
Portraits of cigarette users in hospitals, washing windows, and in front of 'No Smoking' signs.
Chris Jordan warns against the environmental consequences of throwing away more than a trillion cigarette butts annually.
In many places in the U.S., the population is getting older and younger at the same time. And that has big implications for public health.
How a policy built on very little data has transformed the way we view smoking.
Coffee and cigarettes no more.
European researchers believe 14 percent of chronic childhood asthma can be blamed on living near busy roads.
Dr. Dan Xiao battles attitudes toward tobacco that more closely resemble the U.S. of the 1940s or '50s.
The city has one of the highest rates in the country, and efforts to cut smokers out just aren't working.
Rising cigarette sales used to be a sign that poor countries were growing. Now declining rates seem to be the marker of prosperity.
Smokers and the battle for the outdoors.
And they paid nearly 40 percent of the state's cigarette tax revenue.
Also, Atlanta outlaws smoking in public parks and a Massachusetts town stops feeding the bears (after one licks a human).
Also outlawed around the world: "gay cure" ads in London, discrimination on the basis of sexuality in Indiana, South Carolina yarn bombing.
Also, Tampa is going to ban water pistols (but not real guns) from the 2012 Republican National Convention, and more.
In the spirit of the New Year, a look at how U.S. cities stack up on measures like obesity and smoking