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Science Simplified! Discussions (1,667)

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Qs people asked me on science and my replies to them - part 215 Q: Why and how do viruses mutate making them immune to vaccines? Krishna: Viruses are just parasitic fragments of RNA or DNA. Most viruses… Started by Dr. Krishna Kumari Challa	0	Nov 19, 2020
Qs people asked me on science and my replies to them - part 214 Q: How would science explain science not being able to explain certain phenomena? Krishna: Human mind inadequacies. A chain is as stro… Started by Dr. Krishna Kumari Challa	1	Nov 8, 2020 Reply by Dr. Krishna Kumari Challa
Simple method to determine if nuts and dairy products contain aflatoxins Scientists have come up with a simple, inexpensive and environmentally friendly method to determine if food contains toxic aflatoxin-B1. Th… Started by Dr. Krishna Kumari Challa	1	Nov 5, 2020 Reply by Dr. Krishna Kumari Challa
Two immune system chemicals may trigger COVID-19’s deadly cytokine storms A study in mice hints at drugs that could be helpful in treating severe coronavirus infections In mice, a combination of immune chemicals c… Started by Dr. Krishna Kumari Challa	1	Nov 2, 2020 Reply by Dr. Krishna Kumari Challa
The science of science communication Q: What is the science of science communication? Krishna: Most people think science communication is an art! :) The art of maki… Started by Dr. Krishna Kumari Challa	0	Oct 20, 2020
How Some Microorganisms Bend the Rules of Evolution The dominant thinking in evolution focuses on inheritance between parent and offspring – or 'vertical gene transfer (VGT)'. But now scienti… Started by Dr. Krishna Kumari Challa	1	Oct 19, 2020 Reply by Dr. Krishna Kumari Challa
Qs people asked me on science and my replies to them - part 213 Q by VKJ: How does science(s) answer “why should (not) I kill that insect stinging me on my toe?”? Krishna: Well, the insect (like bee or s… Started by Dr. Krishna Kumari Challa	1	Oct 19, 2020 Reply by Dr. Krishna Kumari Challa
Room temperature superconducting material synthesized by researchers Compressing simple molecular solids with hydrogen at extremely high pressures, engineers and physicists have, for the first time, created… Started by Dr. Krishna Kumari Challa	1	Oct 15, 2020 Reply by Dr. Krishna Kumari Challa
Are Indians more immune to communicable diseases? Some people asked me this Q recently. My answer is an emphatic 'NO'! According to some, as Indians are exposed to more dirt and germs, th… Started by Dr. Krishna Kumari Challa	1	Oct 14, 2020 Reply by Dr. Krishna Kumari Challa
Qs people asked me on science and my replies to them - part 212 Q: What is the best time to get tested for Corona Virus? Q: What should we do if we get exposed to Covid 19 patients? Krishna: The first th… Started by Dr. Krishna Kumari Challa	1	Oct 11, 2020 Reply by Dr. Krishna Kumari Challa