A software program based on GPS data from 33,000 cabs provides better route advice than maps alone.
The U.S. government wants to create a virtual map of a city's smells in order to help recognize a chemical terrorist attack.
Tiny particles of air pollution may be an important factor in America's worsening diabetes epidemic.
A new study has found that the mantle plume that feeds Yellowstone's famous geysers is even more powerful than anyone ever thought.
A new geologic map of Schrodinger Basin on the moon gives a unique glimpse of Luna's distant past.
The fault stretches from N.Y. to Alabama and could cause an earthquake with the right mix of ingredients.
An ancient agricultural solution to erosion and runoff gets a 21st Century update.
Precariously balanced rocks reveal that earthquake hazard maps often overestimate the risk of shaking.