Many incentive programs promote e-bike use, but they aren’t necessarily targeting the right people for the right reasons.

Pressure to ‘publish or perish’ and get results out as quickly as possible has led to weak study designs and shortened peer-review processes.

Reducing particle pollution can save thousands of lives, but states need more data to inform better controls. An atmospheric scientist explains what data and actions are needed.

On Feb. 7, 2024, the EPA strengthened the federal limit for annual levels of fine particulate air pollution, or PM2.5. Many serious health effects have been linked to PM2.5 exposure.

Two-thirds of new HIV infections are among gay and bisexual men. Although cases have decreased among white men, they have stagnated among communities of color.

The longest-running study of its kind reviewed death records in the path of pollution from coal-fired power plants. The numbers are staggering − but also falling fast as US coal plants close.

High levels of diarrhea, scabies and respiratory infections have been reported as bombing campaign progresses – and children are the most vulnerable.

Policymakers rely on models during uncertain times to figure out how their choices could affect the future. Over the pandemic, an ensemble of many COVID-19 models outperformed any one alone.

The natural gas industry has spent years trying to undermine scientific findings about gas stoves and health. If this sounds familiar, that’s no accident.

As the war between Hamas and Israel grinds forward, two experts explain how Israelis and Palestinians have cooperated to tackle their region’s water challenges.