A growing rural-urban divide in the US has led to the political underrepresentation of people living in cities, a new book argues.

Rising temperatures in major US cities will lead to more heat-related deaths, experts warn. See the map.

Safe consumption spaces, also called safe injection facilities and overdose prevention sites, attempt to reduce the harms of opioid use disorders.

"Although retail pharmacies in New Jersey are permitted to dispense naloxone without a prescription, not all do."

When people leave lights on at night, birds get disoriented and send calls to other birds that may lead them to their deaths.

Coyotes now live in and around NYC, LA, and other cities. New research tests how skittish wild creatures become urban denizens.

Rather than invest in parking, one city found an unusual way to motivate its commuters to go green.

When landlords disclose the bedbug history of their rental properties, infestations go down and tenants and landlords both save money.

High-tide flooding in Annapolis, Maryland shows how rising sea levels already hurt coastal economies. And it's going to get worse.

When there's more crime on the path students take to school, the chance they'll skip the trip goes up.