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Ultrasound Mimicry used as a weapon to fight off bat attacks by tiger beetles Bats, as the main predator of night-flying insects, create a selective pressure that has led many of their prey to evolve an early warning… Started by Dr. Krishna Kumari Challa	1	May 16, 2024 Reply by Dr. Krishna Kumari Challa
The science of nature and the universe is the strongest of all forces You have to take it into account in the communication processes in order to succeed Q: Which one will really be helpfu… Started by Dr. Krishna Kumari Challa	1	May 15, 2024 Reply by Dr. Krishna Kumari Challa
Just statements like 'smoking causes cancer' or 'smoking doesn't cause cancer' don't explain the complex situations in a human body. Smoking and health issues Q: I think scientists say very alarmistic things. If cigarette smoking can lead to cancer, then how come so many… Started by Dr. Krishna Kumari Challa	1	May 11, 2024 Reply by Dr. Krishna Kumari Challa
Researchers estimate vaccines have saved 154 million lives over past half-century An international team of health and medical researchers including workers at the WHO, working with economists and modeling specialists, has… Started by Dr. Krishna Kumari Challa	1	May 10, 2024 Reply by Dr. Krishna Kumari Challa
What are nanoplastics? Concerns are growing about particles too small to see Nanoplastics are several orders of magnitude smaller than microplastics. Credit: Center for International Environmental Law, CC BY-ND… Started by Dr. Krishna Kumari Challa	1	May 8, 2024 Reply by Dr. Krishna Kumari Challa
A global plastic treaty will only work if it caps production, modeling shows An international agreement to end plastic pollution is due to be sealed this year in Busan, South Korea. At the penultimate round of negoti… Started by Dr. Krishna Kumari Challa	1	May 7, 2024 Reply by Dr. Krishna Kumari Challa
Why do different kinds of environments change the anatomies, appearances, biology and/or physiologies of the wild animals and/or plants after migrating? Q: Why do different kinds of environments change the anatomies, appearances, biology and/or physiologies of the wild animals and/or plants… Started by Dr. Krishna Kumari Challa	1	Apr 29, 2024 Reply by Dr. Krishna Kumari Challa
Why antibiotic resistance is increasing and how our friendly ubiquitous scientists are trying to tackle it Why is antibiotic resistance increasing? It is the result of evolution! And why should bacteria evolve? In order to survive! Because antibi… Started by Dr. Krishna Kumari Challa	4	Apr 27, 2024 Reply by Dr. Krishna Kumari Challa
Is human body a super-organism?! Q: Is the human race a superorganism? Krishna: Not entire human race. The human body? To some extent! Recently somebody told me they f… Started by Dr. Krishna Kumari Challa	1	Apr 27, 2024 Reply by Dr. Krishna Kumari Challa
Why Generic drugs are important A generic drug (or generics in plural) is a drug defined as "a drug product that is comparable to a brand/reference listed drug product in… Started by Dr. Krishna Kumari Challa	2	Apr 26, 2024 Reply by Dr. Krishna Kumari Challa