Low-cost device can measure air pollution anywhere

Air pollution is a major public health problem: The World Health Organization has estimated that it leads to over 4 million premature deaths worldwide annually. Still, it is not always extensively measured. But now an MIT ...

Conspiracy theories on '15-minute cities' flourish

Urban planners are fending off abuse fuelled by conspiracy theories about their "15-minute city" regeneration projects which suspicious social media users claim are the road to "climate lockdowns".

Pandemic bike-share boom crossed socioeconomic lines

Reliable transportation is crucial for reaching basic necessities like employment, education, and health care, but racial and economic factors often create barriers to transportation access. Many city bike-share programs ...

What has America learned since Hurricane Katrina? Not enough

Before Hurricane Katrina hit New Orleans in 2005, evacuation planners rarely considered the needs of carless and vulnerable populations—low-income, elderly, or young individuals with specific needs or tourists without a ...

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