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The sticking point: Why physicists are still struggling to understand ice's capacity to adhere and become slippery Modelling of the structure of ice where we can see the structural disorder specific to liquids over a thickness of one to two molecules.… Started by Dr. Krishna Kumari Challa	1	Mar 22, 2024 Reply by Dr. Krishna Kumari Challa
Can fire exist outside of our planet? Earth isn’t the only watery planet in the known universe, but it is the only fiery planet, at least in the solar system. The sun is mostly… Started by Dr. Krishna Kumari Challa	1	Mar 22, 2024 Reply by Dr. Krishna Kumari Challa
The importance of Earth's magnetic field Our planet, Earth, has a magnetic field like a bar magnet and it is very important for our very survival. Earth's magnetic fie… Started by Dr. Krishna Kumari Challa	3	Mar 21, 2024 Reply by Dr. Krishna Kumari Challa
Size constancy and moon illusions Q: Is there a scientific explanation for why people perceive a full moon to be larger than other moons? Krishna: The moon stays approxima… Started by Dr. Krishna Kumari Challa	1	Mar 19, 2024 Reply by Dr. Krishna Kumari Challa
Our bacteria are very personal The trillions of bacteria that call your body home—collectively known as the microbiome—appear to be unique to you, like a fingerprint. Tha… Started by Dr. Krishna Kumari Challa	1	Mar 18, 2024 Reply by Dr. Krishna Kumari Challa
STEM Home work? Even parents are unable to do that! According to a new study , parents and grandparents who have completed their academic careers long back are unable to help their children… Started by Dr. Krishna Kumari Challa	1	Mar 18, 2024 Reply by Dr. Krishna Kumari Challa
It’s a myth that male animals are usually larger than females Q: What is the evolutionary reason that most mammals including humans have stronger and bigger males and weaker females? Kr… Started by Dr. Krishna Kumari Challa	1	Mar 17, 2024 Reply by Dr. Krishna Kumari Challa
Vinegar and baking soda: a cleaning hack or just a bunch of fizz? People are bringing several "cleaning mixtures" You Tube videos into my notice and asking me whether these tips really work. These videos s… Started by Dr. Krishna Kumari Challa	1	Mar 14, 2024 Reply by Dr. Krishna Kumari Challa
Immune cells can adapt to invading pathogens, deciding whether to fight now or prepare for the next battle Graphical abstract. Credit: Immunity (2024). DOI: 10.1016/j.immuni.2023.12.006 How does your immune system decide between fighting inv… Started by Dr. Krishna Kumari Challa	1	Mar 13, 2024 Reply by Dr. Krishna Kumari Challa
The aim of science is not only to open a door to infinite knowledge and wisdom but to set a limit to infinite error. Why does bullying and childish antagonism tend to occur against those who hold non-mainstream ideas of reality, eg 'Flat Earth' and other a… Started by Dr. Krishna Kumari Challa	1	Mar 12, 2024 Reply by Dr. Krishna Kumari Challa