Our reality is a yes, yippie one for noise. We are always swimming in it. Sound waves pervade our atmosphere and a certain portion of those sound waves are what we refer to as noise (Sounds change into its alter ego ‘noise’ when we, subjectively, don’t want them there or think they are too disruptively...
Category: Children
Revolutionising home-food preservation, one jar at a time
What with near-instant delivery of whatever food item that we seek — be it ready-to-eat or even to prepare — and supermarkets around every corner in an urban expanse, it might not be long before the need to preserve food at home becomes a forgotten art. And yet, home-food preservation was a tricky affair even...
What on Earth (or Beyond) is a Time Crystal?
Science is a fascinating subject because it tells stories that sound unbelievable at first, like invisible forces, information teleporting between particles, and now, a crystal that dances in time! A crystal that never rests Imagine a crystal that moves forever, not in space, but in time. It keeps oscillating for an extremely long period without...
What are cookies (on the internet)?
When you visit a website, a small pop-up appears before you explore it fully, asking you to “Accept all” or “Deny.” These are internet cookies often explained in tiny bits of texts we don’t bother to read. In today’s digital world, where so much of our information exists online, it’s important to understand what happens...
Eka-aluminium is gallium
Before we begin This is a story about gallium’s discovery and how it played a part in the acceptance of the then newly invented periodic table. Gallium was discovered by French chemist Paul-Emile Lecoq de Boisbaudran and you probably associate the periodic table with Russian chemist Dmitri Mendeleev. Why then are you staring at the...
How do airbags work?
Testing. Testing. The auto mechanics are hard at work making sure the air-filled balloon-looking pillow-like bags work and deploy properly in this sleek and brand new car. Look at the dashboard and see how firmly the system is incorporated. But wait a minute, how does it know when to pop out and how can we...
Katherine Johnson: NASA’s forgotten human computer
At the age of 10, a young African American girl in Virginia, U.S.A., started high school and then went on to graduate from West Virginia State College at 18, earning degrees in mathematics and French. From a small town to being of extreme importance to NASA in the late 20th Century, this is the story...
