Looking for fresh takes for your Valentine's Day coverage? Check out these 5 studies we've curated and summarized, on rituals, consumerism and senior dating and more.

Conservatives and liberals both revert to zero-sum thinking, but not on the same issues. Research in Science Advances breaks it down.

In some cases, an intimate partner convicted of a misdemeanor domestic violence offense can still legally own a gun. This is what the research says about the 'boyfriend loophole.'

Some presidential candidates want to repeal a federal law that makes it a crime to cross the U.S. border without permission. We look at research on the law's effectiveness and impact on migrants.

Research shows that the pay gap in the U.S. narrowed in the 1980s and 1990s as women gained work and educational experience, but the gap persists today and has not changed much in recent years.

Over two million U.S. adults with cardiovascular disease have smoked marijuana, and the substance may carry increased cardiovascular risks.

Carbon pricing schemes are widely portrayed in the economic literature as an effective way to reduce carbon emissions and curb rising global temperatures.

Every tax season people try to get out of paying the full share of what they owe the U.S. government in income taxes. Here are a few basic ins and outs of federal tax evasion.

We spotlight seven research studies published in 2019 that examine fake news from multiple angles, including what makes fact-checking most effective.

Gun buybacks allow gun owners to trade their firearms to government entities -- usually law enforcement -- no questions asked. Do they reduce gun violence? Here's what the research says.