Check Your iPhone 4’s Antenna Reception With Field Test Mode In iOS 4.1

Now you can put your iPhone into field test mode, which will allow to easily and precisely test your cell signal reception quality. You just need to follow these two easy steps: • First, upgrade your iPhone 4—or any iPhone—to iOS 4.1. • Dial 3001#12345# into your phone. Done. The signal bars will be replaced Read more about Check Your iPhone 4’s Antenna Reception With Field Test Mode In iOS 4.1[…]

Electrodes translate brain waves into words – latimes.com

In a first step toward helping severely paralyzed people communicate more easily, Utah researchers have shown that it is possible to translate recorded brain waves into words, using a grid of electrodes placed directly on the brain. Although they have only done it with one person and individual words can only be identified with accuracy Read more about Electrodes translate brain waves into words – latimes.com[…]

Hacking quantum cryptography with lasers

Quantum hackers have performed the first ‘invisible’ attack on two commercial quantum cryptographic systems. By using lasers on the systems — which use quantum states of light to encrypt information for transmission — they have fully cracked their encryption keys, yet left no trace of the hack. via Hackers blind quantum cryptographers : Nature News.