Cities like Boston and Chicago celebrate the day with parades, river dyeing, and cultural events, attracting millions of ...

Natalie Bassingthwaite to star in first one-woman play Fowler makes history as Liverpool blown off park Rock from 4,200,000,000 years ago confirms something we wondered about the moon The Longest ...

There was a time when $1 million homes were only found in the most expensive enclaves of America's major cities, but an ...

Many of the world's biggest cities are facing too much or too little water. Regional solutions are helping vulnerable communities become more resilient.

Greenland is having a moment in the spotlight. U.S. President Donald Trump has been maneuvering to gain control of the ...