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Science Simplified! Discussions (1,605)

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We can see actual evolution before our own eyes! Q: Why can't we see any actual examples of evolution? Is it because they are all "microevolution"? Krishna: Can't we see any actual e… Started by Dr. Krishna Kumari Challa	1	Nov 19, 2021 Reply by Dr. Krishna Kumari Challa
How the brain of a Polymath copes with all the things it does People ask me how I cope with all the things I do. It made me analyse how my brain works. When I think about it, I too am amazed. Earlier,… Started by Dr. Krishna Kumari Challa	11	Nov 17, 2021 Reply by Dr. Krishna Kumari Challa
Qs people asked me on science and my replies to them - part 247 Q: What is the purpose of eyebrows and eyelashes in the human body, apart from beautification? Krishna: ‘Beautification’ is what we at… Started by Dr. Krishna Kumari Challa	1	Nov 12, 2021 Reply by Dr. Krishna Kumari Challa
Why some twins are identical Scientists may have solved mystery of why some twins are identical The medical mystery of what causes some twins to be born identical may h… Started by Dr. Krishna Kumari Challa	1	Nov 12, 2021 Reply by Dr. Krishna Kumari Challa
Ivory poaching and the rapid evolution of tusklessness in African elephants Poaching Has Caused 'Rapid Evolution' of Tuskless Elephants, New Study Reveals A bizarre trend is being observed now: Many female elephant… Started by Dr. Krishna Kumari Challa	1	Nov 12, 2021 Reply by Dr. Krishna Kumari Challa
Why do women live longer than men? Q: Why do women live longer than men? Krishna: They say numbers don’t lie! What you said is usually the trend in the world but in some… Started by Dr. Krishna Kumari Challa	1	Nov 12, 2021 Reply by Dr. Krishna Kumari Challa
Do we get D vitamin through diffused sunlight (without direct sunlight) Q: Do we get D vitamin through diffused sunlight (without direct sunlight) Krishna: I wish I could answer this Q in a simple ‘yes’ or… Started by Dr. Krishna Kumari Challa	1	Nov 10, 2021 Reply by Dr. Krishna Kumari Challa
Qs people asked me on science and my replies to them - part 246 Q: Why do we believe in Newton's laws? Krishna: We don’t ‘believe in’ Newton’s laws. We trust them and accepted them because there is… Started by Dr. Krishna Kumari Challa	1	Nov 10, 2021 Reply by Dr. Krishna Kumari Challa
How long can people hold their breath in water? Q: I recently watched a video where an artist drew a picture of Lord Shiva underwater. It looks as though he did it in one go. Is this real… Started by Dr. Krishna Kumari Challa	1	Nov 1, 2021 Reply by Dr. Krishna Kumari Challa
Qs people asked me on science and my replies to them - part 245 Q: What are the self synthesized vitamins? Krishna: The words themselves explain this: self synthesized - those vitamins that we ourselves… Started by Dr. Krishna Kumari Challa	1	Oct 19, 2021 Reply by Dr. Krishna Kumari Challa