New research of a Martian meteorite suggests that water - an essential ingredient for life - arose in hot springs on Mars 4.4 ...

A look at the biggest cities over the ages, starting from 1 CE up to modern day... and beyond.

There’s a saying that in a big city you are never more than six feet away from a rat. It’s an urban myth, but scientists are ...

Matteo Bruno and his colleagues at the Sony Computer Science Laboratories in Rome calculated the walkability of more than ...

A study combining remote sensing and administrative data finds that since the mid-20th century, large, growing cities have ...

A Bakersfield hospital Monday became the first in Kern County to successfully implant the AVEIR DR, the world's first dual-chamber leadless pacemaker system from Abbott that treats people with ...

Buffalo, the biggest city in Upstate New York, pays its mayor an annual salary of more than $178,000. That’s the biggest ...

There’s a saying that in a big city you are never more than six feet away from a rat. It’s an urban myth, but scientists are warning cities across the globe are becoming far rattier ...