Manika SIngla Eight years ago, innocent Ishu was staring at the stars incessantly on a cold winter night. Her mother was sitting beside her on an old charpai [a bed] and sipping hot badam milk. Ishu’s face was gleaming under the full Moon. She suddenly asked, “Ma! What are stars?”. Ma smiled and answered,” My…
Fazlu Rahman Objects in the Mirror are Closer than they Appear – A very familiar sentence to all of us. Though this is a safety warning written for the drivers who may mistakenly assume that the car behind them, as seen in the mirror is far away, given its small size, it has become a…
Suman Saha Just like the planets in our Solar system orbiting around the Sun, there are planets outside the Solar system orbiting around other stars. They are known as the Exoplanets (or Extra-solar planets). By definition, planets are much smaller than the stars and unlike the stars, they have no direct source of light but…
Priya Goyal In the previous article, we figured out a way to know if we are in the real universe or stuck in the mirror universe. Wu’s experiment, which involved radioactive decay of Cobalt atoms (cooled) placed in a magnetic field, came to our rescue. This discovery of weak forces violating parity symmetry was shocking…
Soumya Sengupta Gaussian or Normal Distribution is the most common of all the probability distributions in the sense that the heights of the boys in a classroom, the errors in any experiments, or the probability of acceptance of your proposal (in your company or in love affairs) all follow the Gaussian distribution. De Moivre first reported…
Raveena Khan The Zeeman effect was first discovered by the Dutch physicist Pieter Zeeman in 1896 when he placed the flame of a Bunsen burner between the poles of an electromagnet and held a piece of asbestos covered with common salt in the flame. After the electromagnet was turned on, he observed that the two…
Man had been living under the mercy of nature from the days of folklore…
Anirban Bhowmick ‘Bhaiyya! Do hydrogen-deficient stars really exist?’ asked Rony with amazement. ‘Yes! Not only do they exist, but they also have different types’ explained Ani. R: ‘Unbelievable! I always thought stars shine due to nuclear fusion of hydrogen and hence they are hydrogen-rich!’ A: ‘It’s not just you, even the astronomers were not ready…
Priya Goyal This Covid-19 pandemic has forced us to live in a virtual world, where many social activities like teaching, conference presentations, dance training, karate classes (from my personal list), etc. are happening online. While participating in one of these, I am sure that at least once we all would have got confused due to…
