Investigators said Shane Tamura, a Las Vegas casino worker, was carrying a handwritten note in his wallet that claimed he ...

Tsunami warnings are being downgraded in most areas following one of this century’s most powerful earthquakes in Russia.

Here’s a glance at some of the most powerful earthquakes recorded previously, according to the U.S. Geological Survey.

The man who stormed a Manhattan office tower with a gun worked in the surveillance department of a Las Vegas casino.

Three days of investigative hearings on the deadly midair collision over Washington in January begin Wednesday.