Authorities have released the name of the officer who shot and killed an armed man at a Las Vegas Walmart store.

Passengers aboard a whale watching boat in central California were treated to a special show over the weekend in Monterey Bay ...

A whale watching trip off Moss Landing turned into a rare and unforgettable experience Sunday morning when orcas were seen<a ...

Whale-watchers on Sanctuary Cruises got a front-row seat to orcas hunting dolphins in a wild encounter off Monterey Bay, ...

Passengers on a Monterey Bay whale watching trip watched orcas chase a pod of dolphins up close on July 20 in a rare wildlife ...

A whale watching trip turned into a rare and unforgettable experience when a pod of killer whales was seen hunting dolphins.

Rare drone footage of orcas and Pacific white-sided dolphins hunting together has gone viral again, highlighting research ...

Meet the ice-breaking ocean giant who's baffled scientists and lives up to 200 years old, with our species guide ...

A whale-watching crew captured stunning footage of a pod of orcas chasing dolphins through California's Monterey Bay on July ...

A rare Monterey Bay encounter was caught on camera as orcas hunted dolphins, with one whale leaping an estimated 15 feet out ...

A group of whale watchers was met by a once-in-a-lifetime surprise as a group of orcas hunted a pod of dolphins over the ...