It all began with a molecular cloud.
A study in GeoScienceWorld.
It all began with a cloud. That cloud was mostly hydrogen, water’s main component, with a touch of helium, oxygen, and carbon.
Continue reading “The water you drink is 4.5 billion years old, scientists reveal” »
What is it? MHD PROPULSION EXPLAINED
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Continue reading “Magnetohydrodynamic (MHD) Propulsion — What Is It?” »
If you’re at sea level, or you age more slowly or faster than someone at the top of Mount Everest?
Winter and rainly season are worst for those who have chronic cough.even little rain increases throat pain.
This Primer by Mazzone and colleagues summarizes the epidemiology, pathophysiology, diagnosis and treatment of chronic cough and cough hypersensitivity. This Primer also discusses how cough hypersensitivity and chronic cough affect patients’ quality of life and future research directions for the field.
Physical laws as we understand them may not actually exist.
Muchos creen que las matemáticas existen fuera de nuestras mentes y que constituyen la estructura esencial del universo. Otros piensan que las matemáticas que conocemos están muy sesgadas por las limitaciones de nuestros cerebros.
Si Sarma tiene razón, deberemos asumir que las matemáticas serían también una especie de construcción de nuestras mentes con las que, paradójicamente, hemos construido unas leyes físicas que tampoco tendrían una ontología propia. Estaríamos en un laberinto parecido al que describe Borges en sus cuentos.
Continue reading “Las leyes físicas tal y como las entendemos en realidad podrían no existir” »
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“The aquarium is damaged, water is leaking. The situation is not clear at the moment,” the Berlin fire brigade further wrote on Twitter.
Computations support the 30-year-old idea that supercooled liquid water can undergo a transition between high-and low-density states.
