Mykhailo Polyakov violated laws protecting the Sentinelese, who have been cut off from the world for thousands of years.

Mykhailo Viktorovych Polyakov of Scottsdale, Ariz., was arrested two days after he set foot on the restricted territory of ...

Days of unrelenting heavy rain and storms that killed at least 18 people worsened flooding as some rivers rose to near-record ...