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Science Simplified! Discussions (1,649)

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Cutaneous (skin) breathing Q: How are aquatic amphibians without gills able to breathe underwater through their skin? Krishna: Mechanisms of respiratory exchange… Started by Dr. Krishna Kumari Challa	1	Feb 18, 2024 Reply by Dr. Krishna Kumari Challa
MRI Q: Can you give some information on MRI scans? Krishna: The full form of MRI is Magnetic Resonance Imaging. MRI is also known as NMRI (Nucl… Started by Dr. Krishna Kumari Challa	1	Feb 18, 2024 Reply by Dr. Krishna Kumari Challa
Pain perception differs from person to person Q: What surgeries have the most painful recovery? Krishna: This pain perception differs from person to person. Each person can give hi… Started by Dr. Krishna Kumari Challa	1	Feb 18, 2024 Reply by Dr. Krishna Kumari Challa
It is safer to be wet than dry in a lightning storm: Science Lightning strikes are not a phenomenon to take easy. They can deliver currents in excess of 200 kiloamperes – far, far higher than the powe… Started by Dr. Krishna Kumari Challa	1	Feb 18, 2024 Reply by Dr. Krishna Kumari Challa
How science can identify frauds Paleontological analysis shows renowned fossil thought to show soft tissue preservation is in fact just paint! A 280-million-year-old fossi… Started by Dr. Krishna Kumari Challa	1	Feb 17, 2024 Reply by Dr. Krishna Kumari Challa
The Breathing Process Q: I have heard that Yogis, Maharishis and other spiritual people can hold their breath forever. Is this true? Krishna: Kumbhaka is the re… Started by Dr. Krishna Kumari Challa	1	Feb 15, 2024 Reply by Dr. Krishna Kumari Challa
The effect of solar eclipses on clouds Yes, solar eclipses affect clouds! Clouds disappear quickly during a solar eclipse, shows study Cumulus clouds over land start to disappear… Started by Dr. Krishna Kumari Challa	1	Feb 13, 2024 Reply by Dr. Krishna Kumari Challa
Human evolution helps in advancing precision medicine Humans are still evolving. And some researchers plan to use evolution to improve health care for all! A research paper published February… Started by Dr. Krishna Kumari Challa	1	Feb 13, 2024 Reply by Dr. Krishna Kumari Challa
The correct way of vaccinating people Why don't we train our medical personnel properly? Why don't we get our knowledge updated as frequently as possible? This is the Q I ask my… Started by Dr. Krishna Kumari Challa	1	Feb 11, 2024 Reply by Dr. Krishna Kumari Challa
The colour of an atom? Q: What is the color of an atom. Not group of atoms or a molecule. Just a single atom? Krishna: Atoms do not have colours they are cl… Started by Dr. Krishna Kumari Challa	1	Feb 10, 2024 Reply by Dr. Krishna Kumari Challa