Ever seen a lock with a round key and thought what wizardry it is? That’s a tubular lock, although some folks call it an Ace, ...

Smart locks are an increasingly common sight around neighborhoods. These gadgets bring some modern amenities to your front door, letting you eschew your traditional key to operate your deadbolt with a ...

The tug Theresa L. Wood heads upstream after locking through Lock and Dam #8 in May in Genoa, Wis. The vessel was moving barges from St. Louis to Winona, Minn. The locks allow the boats to gradually ...

Almost everyone has experienced fumbling for keys in the dark, misplacing a set right before leaving the house, or worrying about who might have a copy. Traditional keys come with real drawbacks. They ...