The formality of Japanese culture takes a subtle yet distinctive form at the hotel.

WSJ: Made Better in Japan

But it is still a form of subtle protectionism, relying on someone else to take the strain.

ECONOMIST: The terrible temptation to depreciate

The different cells of a tumor actually have subtle variations in their genetic form because of mutations as the cells reproduce.

NPR: Startling New Evidence Cancer Is Contagious

Covers for Kindle Paperwhite feature a premium textured leather exterior and a subtle woven nylon interior to provide the lightest and thinnest form of protection.

ENGADGET: Amazon's new Kindles now available in Canada, Paperwhite starting at CAD $139

Covers for Kindle Fire HD feature a premium textured leather exterior in a variety of colors and a subtle woven nylon interior to provide the lightest and thinnest form of protection.

ENGADGET: Kindle Paperwhite and two Fires up for pre-order in Japan, Kindle Store opens there tomorrow

The new design sees subtle changes to the controller, which gets a more ergonomic form with extended grips and a tapered shape to better sit in the hand.

ENGADGET: GameStick reveals final backer-aided design, dock for peripherals