My first obstacle avoiding bot based on the tutorial by Community of robots. This is my first one and helped me learn a bit about sensors, feedback and servo operations. One difference in mine is the use of IR proximity sensor which I had lying around instead of the Sharp distance sensor. This one does not measure...
I was fascinated by LASERs when I first went to IIT Kanpur during my school days. Since then I have been reading / playing a lot with LASERs. My first one was a LASER trip wire and then a LASER pattern generator. It all was around 10 years back. Having recently acquired an Arduino UNO a plethora of options have opened up. I have started to learn from the beginning and this time I have the power of a...
I have been waiting to play with embedded programming since and recently ordered an Arduino. I tested the spare LCD and displays with the normal tutorial commands and went step by step remeber the thing about slow and steady!
I want to build a vector LASER projector and a quadrocopter someday but that is too far. It is kind of my VISION. My Mission is to learn embedded programming via arduino.
It is one hell of a kit.
My very first experiment was a 7 segment dice.
In the last 10 years, sensex gas grown at 17.79% CAGR. That means, if someone could have invested Rs. 1 lac 10 years back, it could have grown to 5.14 lacs. In the last 10 years one third of diversified equity mutual funds have delivered a CAGR of more than 25%. That means if someone could have invested 10 years back in these mutual funds Rs.1lac, it could have grown to Rs.9.31 Lacs. But how many investors have REALLY got these kinds of returns…? In this context knowing about the...
IPO’s or initial public offering is best understood as the first public offering of shares by a private limited company before listing in a stock market. Looking down IPO’s history of success and failure stories, you would be smart to first fully understand the various aspects behind such offerings and makes the right choice to invest or not in IPO’s. It is advisable to understand that investing in IPO’s could prove risky with unfavorable market situations and sentiments and...
With climate change a real concern, the Indian Meteorological Department (IMD) has found that, since 1980, temperatures have been increasing in Punjab and Haryana while there is a decrease in rainfall in both states. The findings are based on the analysis of quantified data,collected over a 30 year period, from...
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Airports can pose a far bigger threat to local air than previously recognized, thanks to the transformative power of sunlight.
In the first on-tarmac measurements of their kind, researchers have shown that oil droplets spewed by idling jet engines can turn into particles tiny enough to readily penetrate the lungs and...
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Apple has dropped to 9th place from 5th, in the Greenpeace Guide to Greener Electronics with the same score of 4.9 for failing to provide a public position on its support for immediate restrictions in RoHS 2.0 on organo- chlorine and bromine compounds.
Greenpeace believes “Apple does best on the toxic chemicals criteria, where it...
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One fine day of my life and I get a message from the academic department about a whole day workshop on Disaster management. The very first reaction to such sms is WTF. But that is just out of instinct and we have a habit of saying these three words whenever a message about any...
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Come Holi, the Hindu festival of colours, and many people confine themselves, even lock themselves up to run away from the scourge of synthetic colours. Most holi colours available in the market contain oxidized metals or industrial dyes mixed with engine oil, which are dangerous for the skin. The black colour, for instance, is...
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What is “organic cotton?”
Organic cotton is grown using methods and materials that have a low impact on the environment. Organic production systems replenish and maintain soil fertility, reduce the use of toxic and persistent pesticides and fertilizers, and build biologically diverse agriculture. Third-party certification organizations verify that organic producers...
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A Viewpoint
Just a few years ago when these light bulbs were becoming mainstream, it was really a toss up between spending the money for one of these or just getting a couple of dozen incandescent bulbs instead. But as sales of these new fangled bulbs increased, prices began to drop. And as of the...
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The doomsday rock is out there. It’s just a matter of time…
In 2004, as a massive tsunami roiled through the Indian Ocean killing hundreds of thousands of people, a dozen or so scientists quietly confronted an impending disaster potentially even more lethal. They had inside intelligence that a chunk of rock and metal, roughly...
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