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How do animals sleep? How do animals sleep? This is a question some children asked me recently. This answer can be written as a book as the animal kingdom is hu… Started by Dr. Krishna Kumari Challa	1	Dec 28, 2020 Reply by Dr. Krishna Kumari Challa
Qs people asked me on science and my replies to them - part 220 Q: Does microwaving foods cause loss of nutrition? Krishna: Yes, to some extent, according to research. To clarify the effects of microwave… Started by Dr. Krishna Kumari Challa	1	Dec 28, 2020 Reply by Dr. Krishna Kumari Challa
The dangers of chemically produced sabudana or sago Sago or Sabudana is a popular staple food consumed widely. It is a ready to cook agricultural food product. Sabudana is considered to be an… Started by Dr. Krishna Kumari Challa	1	Dec 21, 2020 Reply by Dr. Krishna Kumari Challa
Are acupressure and acupuncture treatments effective? Q: Are acupressure and acupuncture treatments effective? Are they backed by or supported by scientific proofs or they are just another form… Started by Dr. Krishna Kumari Challa	1	Dec 19, 2020 Reply by Dr. Krishna Kumari Challa
Human-Made Barrier in Space, Surrounding The Entire Earth In 2017, NASA space probes detected a massive, human-made 'barrier' surrounding Earth. And tests have confirmed that it's actually having a… Started by Dr. Krishna Kumari Challa	1	Dec 16, 2020 Reply by Dr. Krishna Kumari Challa
Carrots are healthy, but active enzyme unlocks full benefits Carrots are a good source of beta-carotene, which is a precursor of vitamin A. But to get the full health benefits of this superfood, you… Started by Dr. Krishna Kumari Challa	1	Dec 15, 2020 Reply by Dr. Krishna Kumari Challa
Smart researchers use lysins to selectively target bacteria Researchers from the Antimicrobial Resistance (AMR) Interdisciplinary Research Group (IRG) at Singapore have developed a method to produce… Started by Dr. Krishna Kumari Challa	1	Dec 14, 2020 Reply by Dr. Krishna Kumari Challa
Scientists invent a new type of microscope that can see through an intact skull Non-invasive microscopic techniques such as optical coherence microscopy and two-photon microscopy are commonly used for in vivo imaging o… Started by Dr. Krishna Kumari Challa	1	Dec 14, 2020 Reply by Dr. Krishna Kumari Challa
Salts Salt is one thing we cannot live without. Archaeologists have found evidence of salt production that goes back as far as 8,000 years. From… Started by Dr. Krishna Kumari Challa	1	Dec 13, 2020 Reply by Dr. Krishna Kumari Challa
Bacteria can travel from one continent to another in atmospheric dust particles Researchers have discovered that some microorganisms, such as bacteria, can travel from one continent to another 'hidden' in atmospheric d… Started by Dr. Krishna Kumari Challa	1	Dec 12, 2020 Reply by Dr. Krishna Kumari Challa