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Effects of pregnant women smoking and drinking on their fetuses Ladies and gentlemen say 'no' to this toxic empowerment. We had a discussion on reforms recently. Dur… Started by Dr. Krishna Kumari Challa	7	Apr 13 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 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 Reply by Dr. Krishna Kumari Challa
How Genuine Science Explains Near Death Experiences The term 'near-death experience', or NDE, refers to a wide array of experiences reported by some people who have nearly died or who have th… Started by Dr. Krishna Kumari Challa	10	Apr 3 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 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 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 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 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 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 Reply by Dr. Krishna Kumari Challa