The 2020 census is the first to be online, but controversies around who's counted and how could throw off the count and put vulnerable people at risk.

A survey of Americans' ideas about commuting in self-driving cars suggests that their perceived higher cost could mean people would rather drive themselves.

Use of marijuana among college students climbed sharply from 2017 and 2018, researchers say, as did their vaping of marijuana and of nicotine.

"Marketing language that obscures these health harms, even indirectly through questionable pro-environment claims, ought to be prohibited."

"This group is essentially saying, 'I don't like giving compensation to kidney donors, but if you tell me it can save a lot of lives, then I'm for it.'"

Though older Americans say they're scared of developing dementia, many haven't brought it up with their doctor, a survey finds.

Do you trust the government? New research digs deeper than previous gauges to understand what people really think.

"If we can't accurately measure those beliefs, we may be under- or overestimating their support for different solutions."

You've surely answered whether you "strongly agree, agree, neither agree nor disagree, disagree, or strongly disagree." That's the Likert Scale and it needs refinement.