Jangmi weakened to a tropical storm in the Philippine Sea Monday afternoon Japan time, according to the Joint Typhoon Warning Center. The New York Times Flash flooding can occur well inland and away ...

A new interactive map and groundbreaking database allows people in the world’s largest metropolitan areas to track their air pollution exposure, along with their region’s biggest sources of ...

The World Health Organization has declared that an outbreak of Ebola in Central Africa is a public health emergency. Health ...

A form of harmful air pollution that often can't be plainly observed is now being tracked with a groundbreaking new tool developed by scientists that allows residents to see where it's coming from.