Shark SV1106 Navigator Freestyle Upright Bagless Cordless Stick Vacuum: was $159, now $129 at Amazon (save $30) The Navigator ...

The best Shark vacuums offer a wide range of features. We tested customer favorites head-to-head; see our results and reviews ...

In Deadly Mission Shark, Steve Backshall faces his toughest challenge yet - protecting the future of sharks who are facing extinction. But which shark does Steve consider the deadliest?