technology

Science, Tech & Environment

Who's messing with your Internet rights? And who'd tell you if they did?

Fears of terrorism and other threats have led many democracies to increase surveillance of Internet users, and to pressure Internet companies to censor information and share user data. Authoritarian governments have been doing that all along. What rights do you have, and what rights do you want, in the midst of all this? How are different companies protecting your privacy and digital rights? Rebecca MacKinnon, a former China correspondent and current director of the Ranking Digital Rights Project at the New America Foundation, gives some answers, and shares her concerns.

Health & Medicine

The fight is on over e-cigarettes

Electronic cigarette ads are on TV. New York City is restricting e-smoking in the same way as it restricts tobacco smoking. And government data indicates that 10 percent of high school students have tried e-cigs. Now, researchers are racing to figure out how they will impact public health.

Conflict & Justice

New York City's hijacked hashtag launches a global conversation on police brutality

Updated

When the New York Police Department encouraged its followers on Twitter to share photos of themselves with NYPD officers, the result was not what they expected. Two days later, the hashtag has been mimicked in a half dozen cities around the world to showcase police brutality. But the social media effort has had another consequence: it has started a global dialogue about the perception of police and policing in different cities.