By Vinayak I came across this quote a few months ago from Arvind Gupta ji’s website arvindguptatoys.com which said; “And somewhere there are engineers Helping others fly faster than sound. But, where are the engineers Helping those who must live on the ground?” — Young Oxfam Poster Ever since then, my perspective towards things around me has changed entirely. After graduating as an engineer, I wanted … Continue reading Creating joy in the classroom
Air is all around us. It’s not impossible, but definitely a bit challenging to find a place without air. But what has that got to do with the balloon lungs? Let’s get back to the text book for this one, shall we? You must have come across the term matter. Anything which has mass and occupies space is matter. Now air does occupy space and … Continue reading Balloon lungs
Smoke rings are one of the most common yet fascinating phenomena that occur in nature, oh yes; these toroidal, or donut-shaped vortices, are formed by blood flowing through the human heart, expelled as bubble rings by dolphin and other marine mammals for amusement, and even ejected from the craters of erupting volcanoes!! So how are they formed? It all breaks down to this fundamental principle … Continue reading Smoke rings
What just happened? How did the ghost dance? The answer: Electromagnetism All of this started about 200 years ago! There was this man called Hans Christian Oersted. He was a pharmacist, but was fascinated by Science. So he also became a Professor of Physics. His passion for Physics in fact led him to discover one of the most important principles of modern Physics, Electromagnetism! But how did he do … Continue reading DIY: Build your own dancing ghost!