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Vaccine printer could help vaccines reach more people Getting vaccines to people who need them isn’t always easy. Many vaccines require cold storage, making it difficult to ship them to remote… Started by Dr. Krishna Kumari Challa	1	Apr 26, 2023 Reply by Dr. Krishna Kumari Challa
Real stories: Rosalind Franklin truly contributed to the discovery of the structure of DNA When you think about the discovery of the structure of DNA, you think only about Watson and Crick. Because that was what was told to you b… Started by Dr. Krishna Kumari Challa	1	Apr 26, 2023 Reply by Dr. Krishna Kumari Challa
Is wearing a tie harmful? Q: I am in an executive position in a software company. Wearing a tie for work is compulsory for obvious reasons. My wife says it is not… Started by Dr. Krishna Kumari Challa	1	Apr 23, 2023 Reply by Dr. Krishna Kumari Challa
How the brain stops us learning from our mistakes – and what to do about it You learn from your mistakes. At least, most of us have been told so. But science shows that we often fail to learn from past errors. Inste… Started by Dr. Krishna Kumari Challa	1	Apr 21, 2023 Reply by Dr. Krishna Kumari Challa
Influence of age on thirst and fluid intake Q: Is it true that thirst disappears after 60 years? Krishna: This is what research (1,2) says: The sensation of thirst decreases, not full… Started by Dr. Krishna Kumari Challa	1	Apr 20, 2023 Reply by Dr. Krishna Kumari Challa
Scientists Discovered a New Circuit Element: a 'Meminductor' Q: What is a meminductor? Krishna: Scientists Discovered a New Circuit Element: a 'Meminductor' (2) Scientists have discovered a new c… Started by Dr. Krishna Kumari Challa	1	Apr 19, 2023 Reply by Dr. Krishna Kumari Challa
Humans have been predicting eclipses for thousands of years, but it’s harder than you might think The coastal town of Exmouth in Western Australia is due to experience one of the most spectacular astronomical phenomena on April 20 2023… Started by Dr. Krishna Kumari Challa	1	Apr 17, 2023 Reply by Dr. Krishna Kumari Challa
Liquid trees to combat pollution The concept of liquid trees has been gaining popularity in recent years as an innovative solution to address the challenges faced by urban… Started by Dr. Krishna Kumari Challa	1	Apr 17, 2023 Reply by Dr. Krishna Kumari Challa
Antibiotic Tolerance: A Hidden Threat Looming Behind Antibiotic Resistance Is Now Emerging Have you ever had a nasty infection that just won't seem to go away? Or a runny nose that keeps coming back? You may have been dealing with… Started by Dr. Krishna Kumari Challa	1	Apr 15, 2023 Reply by Dr. Krishna Kumari Challa
Why majority of scientists trust their colleagues when they say AGW is happening One student asked me yesterday, " Can you explain why majority of scientists trust their colleagues when they say AGW is happening despite… Started by Dr. Krishna Kumari Challa	4	Apr 15, 2023 Reply by Dr. Krishna Kumari Challa