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Science Simplified! Discussions (1,312)

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Study provides a unique resource for understanding how environmental exposures in early life affect our health Early life is a particularly important period, since exposures during these developmentally vulnerable periods may have pronounced effects… Started by Dr. Krishna Kumari Challa	1	Nov 22, 2022 Reply by Dr. Krishna Kumari Challa
It seems floating of feces depends on the gut microbiome! Why do some people find their bowel movements floating while others find theirs sinking to the bottom of the toilet bowl? Prior to the 197… Started by Dr. Krishna Kumari Challa	1	Nov 19, 2022 Reply by Dr. Krishna Kumari Challa
Endemism Q: How and why does a species become endemic? Please answer by giving examples. Krishna: Endemism is a term used in biology to talk about t… Started by Dr. Krishna Kumari Challa	1	Nov 19, 2022 Reply by Dr. Krishna Kumari Challa
Gigantism and Dwarfism Q: What are the reasons for gigantism and dwarfism in living creatures? How did these factors guide evolution on Earth? Krishna: There are… Started by Dr. Krishna Kumari Challa	1	Nov 18, 2022 Reply by Dr. Krishna Kumari Challa
What are expiry dates for medicines? Q: When tablets are prepared under harsh conditions, what happens to drugs in the tablets after the expiry date? How is it decided? Kris… Started by Dr. Krishna Kumari Challa	1	Nov 15, 2022 Reply by Dr. Krishna Kumari Challa
Science and Spirituality - Part 2 More Qs people asked me on this subject and my replies: Q: Dr. Krishna, after reading your article on 'science and spirituality' and much c… Started by Dr. Krishna Kumari Challa	1	Nov 14, 2022 Reply by Dr. Krishna Kumari Challa
How climate change affects our health Deadlier than COVID, or even rivalling cancer? Researchers have been increasingly attempting to calculate the effect climate change will ha… Started by Dr. Krishna Kumari Challa	1	Nov 14, 2022 Reply by Dr. Krishna Kumari Challa
Four common misconceptions about quantum physics Quantum mechanics, the theory which rules the microworld of atoms and particles, certainly has the X factor. Unlike many other areas of phy… Started by Dr. Krishna Kumari Challa	1	Nov 13, 2022 Reply by Dr. Krishna Kumari Challa
An 'artificial photosynthesis' system ten times more efficient than existing systems For the past two centuries, humans have relied on fossil fuels for concentrated energy; hundreds of millions of years of photosynthesis pac… Started by Dr. Krishna Kumari Challa	1	Nov 12, 2022 Reply by Dr. Krishna Kumari Challa
High blood pressure linked to 22% greater risk of severe COVID – new research From early on in the pandemic it was apparent that older adults and those with underlying health problems were more likely to get very sick… Started by Dr. Krishna Kumari Challa	1	Nov 11, 2022 Reply by Dr. Krishna Kumari Challa