Water is colourless. But when we observe any large water body, it appears blue. When it has a lot of impurities (or nutrients), it can vary from red, green, white, grey, brown, black to anything that is weird and filthy. Read about some important terms related to different colours of water that we come across in common parlance or which researchers use to understand better this elixir of life. Bluewater: ‘Why is water blue in colour?’—humans must have raised this question since time immemorial. But in 1921, this query was resolved when Sir CV Raman raised and answered it successfully...
Have you ever heard of virtual autism? It’s a concern emerging among children who spend an excessive amount of time in front a screen. Its symptoms include hyperactivity, attention deficiency, lack of interest in non-digital games, delay in speech, reluctance in interaction, irritability, mood swings, and difficulty in learning anything new. Virtual autism is not a diagnosis like Autism Spectrum Disorder (ASD) but a term encompassing symptoms that resemble ASD. However, the sooner kids move away from screens and become active in the real world, positive changes are visible.