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Science Simplified! Discussions (1,780)

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How did your consciousness appear 'suddenly'? Q: There was no 'me' for an infinite amount of time, even before the Big Bang. And one day, there was light shining, and I was born conscio… Started by Dr. Krishna Kumari Challa	1	Apr 23, 2025 Reply by Dr. Krishna Kumari Challa
The phrenology pseudoscience Why were people so drawn to phrenology? Credit: Pixabay It's hard to imagine now, but people once believed that the bumps on your head c… Started by Dr. Krishna Kumari Challa	1	Apr 17, 2025 Reply by Dr. Krishna Kumari Challa
Menstrual blood is being used to research a range of health conditions, from endometriosis to diabetes and cancer Menstrual blood has historically been overlooked in research—considered only to be a waste product. But menstrual blood actually has… Started by Dr. Krishna Kumari Challa	1	Apr 10, 2025 Reply by Dr. Krishna Kumari Challa
Drinking urine to improve health is an ancient practice, but the risks outweigh the evidence TV star Ben Grylls says he does it for survival—and teaches his reality show contestants to do the same. Mexican boxer Juan Manuel Márque… Started by Dr. Krishna Kumari Challa	1	Apr 8, 2025 Reply by Dr. Krishna Kumari Challa
How do coconuts get their water? Image source: WIKIPEDIA Coconut trees are iconic plants found across the world's tropical regions. They're called "nature's supermarket"… Started by Dr. Krishna Kumari Challa	1	Apr 2, 2025 Reply by Dr. Krishna Kumari Challa
Bird flu could be on the cusp of transmitting between humans—but there are ways to slow down viral evolution Pathogen transmission can be modeled in three stages. In Stage 1, the pathogen can be transmitted only between nonhuman animals. In sta… Started by Dr. Krishna Kumari Challa	1	Apr 1, 2025 Reply by Dr. Krishna Kumari Challa
Science versus Supernatural Q: Science does not understand energy and the supernatural world because science only studies the material world. Is that why scientists do… Started by Dr. Krishna Kumari Challa	1	Mar 31, 2025 Reply by Dr. Krishna Kumari Challa
Variations in Interphalangeal Creases Q: Why do I have four horizontal lines on my fingers? My child has the same thing. Krishna: You should have posted pictures of your fi… Started by Dr. Krishna Kumari Challa	1	Mar 30, 2025 Reply by Dr. Krishna Kumari Challa
Is human immune system the strongest in the animal kingdom? NO! Q: How strong is the human immune system when compared to birds and animals? Krishna: How strong is the human immune system when compared t… Started by Dr. Krishna Kumari Challa	1	Mar 29, 2025 Reply by Dr. Krishna Kumari Challa
Tiny robot tools powered by magnets could one day do brain surgery without cutting open the skull Most brain surgery requires doctors to remove part of the skull to access hard-to-reach areas or tumors. It's invasive, risky, and it… Started by Dr. Krishna Kumari Challa	1	Mar 28, 2025 Reply by Dr. Krishna Kumari Challa