Samsung unveiled its newest flagship smartphone, the Galaxy S 4. At first glance, you’d be forgiven for mistaking the Galaxy S 4 for the Galaxy S III. The phone sports a very similar look and feel to its predecessor, in a slightly thinner body, with a slightly larger 5-inch screen. The phone has an updated 1080p Super AMOLED screen.

Karbonn has quietly launched three new budget smartphones in India - Karbonn A6, Karbonn A4 and Karbonn A3.First up, is the Karbonn A6 smartphone that sports a 4-inch IPS WVGA display and is powered by 1GHz processor along with 512 MB of RAM. Karbonn A6 is a dual-SIM smartphone that runs on Android 4.0 (Ice cream sandwich). It comes with 104MB of internal storage and can be expanded by up to 32GB via microSD card.

The sixth sense technology concept is an effort to connect this data in the digital world in to the real world. Sixth sense is a working prototype of a multi functional, wearable, gestural interface device that has the potential to free the world from all limitations of the paper or screen, by turning any flat surface into a touch-screen display.