Google goes dark for 2 minutes, kills 40% of world's net traffic • The Register.

NSA Spying: The Three Pillars of Government Trust Have Fallen | Electronic Frontier Foundation.

New flow battery could enable cheaper, more efficient energy storage.

Typhoid Mary case may be cracked, a century later – latimes.com.

Study: spray-on smart glass filters light and heat on demand (Wired UK).