The Killer Whale Submarine is actually the third submarine in a family of three submersibles built to look and perform like an animal. On top of the Ornicus Orca, which is geek-speak for Killer ...

The stunning video coincides with what scientists believe is the first time a single orca was captured on camera killing a great white shark.

Legendary killer whale ‘Old Thom’ spotted, shark researchers deploy first-ever camera tag in Cape Cod Bay: ‘There he is! There he is! It’s an orca! That’s crazy! That ...