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Science Simplified! Discussions (1,314)

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The tricks your brain plays with you when you take a placebo Q: Dr.Krishna, I have read your article on Nocebo Effect. But what about the placebo effect? Are placebo effects real? Krishna: I will tell… Started by Dr. Krishna Kumari Challa	1	Mar 25, 2022 Reply by Dr. Krishna Kumari Challa
Qs on science and my replies to them - Part 262 Q: What are gravitational waves in layman's terms? Krishna: Gravitational waves are 'ripples' in space-time caused by some of the most vio… Started by Dr. Krishna Kumari Challa	1	Mar 24, 2022 Reply by Dr. Krishna Kumari Challa
The story of Diamonds Q: How are Diamonds Formed? Krishna: Diamonds are made of carbon so they form as carbon atoms under a high temperature and pressure, they b… Started by Dr. Krishna Kumari Challa	1	Mar 24, 2022 Reply by Dr. Krishna Kumari Challa
Benign paroxysmal positional vertigo -BPPV Q: What causes dizziness when you change your position? Krishna: Benign paroxysmal positional vertigo or BPPV occurs when crystals move fro… Started by Dr. Krishna Kumari Challa	1	Mar 23, 2022 Reply by Dr. Krishna Kumari Challa
Pandemic waves Q: How do scientists find out when which wave of corona will come? Krishna: Scientists take several parameters and prepare models (5). Pe… Started by Dr. Krishna Kumari Challa	1	Mar 22, 2022 Reply by Dr. Krishna Kumari Challa
Qs on science and my replies to them- Part 261 Q: Why do fungi eat away the leather-like material? Is there anything in it for it to munch upon? Krishna: Mold will grow on leather if th… Started by Dr. Krishna Kumari Challa	1	Mar 19, 2022 Reply by Dr. Krishna Kumari Challa
Evolution: widespread physical and genomic adaptation to environment can occur within weeks! Do you think evolution is a slow, gradual process? Fruit flies prove it wrong much to the annoyance of creationists! In a new report in Sci… Started by Dr. Krishna Kumari Challa	1	Mar 18, 2022 Reply by Dr. Krishna Kumari Challa
Neuroscience: How the brain encodes social rank and 'winning mindset' If you're reaching for the last cup of ice-cream at a party and see another hand going for it at the same time, your next move probably dep… Started by Dr. Krishna Kumari Challa	1	Mar 17, 2022 Reply by Dr. Krishna Kumari Challa
Qs on science and my replies to them - Part 260 Q: What is a blood-brain barrier? Krishna: The blood-brain barrier (BBB) plays an essential role in protecting the central nervous system f… Started by Dr. Krishna Kumari Challa	1	Mar 16, 2022 Reply by Dr. Krishna Kumari Challa
Researchers re-engineer red blood cells to trigger immune system against COVID-19 Physicists, chemists and immunologists have teamed up to modify red blood cells to transport viral agents which can safely trigger the immu… Started by Dr. Krishna Kumari Challa	1	Mar 12, 2022 Reply by Dr. Krishna Kumari Challa