Will Tomorrow Be Lit By LEDs?

 APRIL 2010: Do you remember the HP-35 calculator that Hewlett-Packard (HP) launched way back in 1972? It was a hot favourite amongst engineers, being the only pocket calculator with transcendental functions...

Smart Cards Plug Loopholes

 SEPTEMBER 2010: Have you ever searched the Web for ‘fake passport’? You will find agencies selling fake passports (and openly advertising it online), supposedly for use by private detectives for legally-permitted...

Smart Grids From 160 to 200 GW in two Years

AUGUST 2010: John Chambers, CEO of communications giant Cisco, has identified smart grids to be a bigger opportunity than the Internet itself! Not surprising, considering that one day the ‘smart grid’...

The Third Dimension

JUNE 2012: A standard TV set displays images and video in two dimensions (2D). It lacks the depth that forms the third dimension of viewing. In real life, when you view an...

Some Techniques Used for the Third Dimension

The nature has provided us with such a beautiful optical system that it has no match so far. Our eyes with which we see the world individually form two-dimensional (2D) pictures...

Looking Into The Brain For Lie Detection

Though the reliability of brain scanning for lie detection is still under question, these tests are fast becoming popular with the crime investigating teams. Here’s how they work DR S.S. VERMAPolice use...

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